diff --git a/Content.Client/Entry/IgnoredComponents.cs b/Content.Client/Entry/IgnoredComponents.cs
index ec7baa6e5c..1541c4cd57 100644
--- a/Content.Client/Entry/IgnoredComponents.cs
+++ b/Content.Client/Entry/IgnoredComponents.cs
@@ -134,6 +134,7 @@ namespace Content.Client.Entry
             "Airtight",
             "MovedByPressure",
             "Spray",
+            "Ringer",
             "Vapor",
             "AddAccentClothing",
             "DamageOnHighSpeedImpact",
diff --git a/Content.Client/PDA/PDABoundUserInterface.cs b/Content.Client/PDA/PDABoundUserInterface.cs
index 23b4ae1166..9b280b602d 100644
--- a/Content.Client/PDA/PDABoundUserInterface.cs
+++ b/Content.Client/PDA/PDABoundUserInterface.cs
@@ -48,6 +48,11 @@ namespace Content.Client.PDA
                 SendMessage(new PDAShowUplinkMessage());
             };
 
+            _menu.AccessRingtoneButton.OnPressed += _ =>
+            {
+                SendMessage(new PDAShowRingtoneMessage());
+            };
+
         }
 
         protected override void UpdateState(BoundUserInterfaceState state)
diff --git a/Content.Client/PDA/PDAMenu.xaml b/Content.Client/PDA/PDAMenu.xaml
index 7ed16b08c8..95ae6eba65 100644
--- a/Content.Client/PDA/PDAMenu.xaml
+++ b/Content.Client/PDA/PDAMenu.xaml
@@ -1,7 +1,7 @@
 <DefaultWindow xmlns="https://spacestation14.io"
             Title="{Loc 'comp-pda-ui-menu-title'}"
-            MinSize="512 256"
-            SetSize="512 256">
+            MinSize="576 256"
+            SetSize="576 256">
     <TabContainer Name="MasterTabContainer">
         <BoxContainer Orientation="Vertical"
                       VerticalExpand="True"
@@ -23,6 +23,11 @@
                             Text="{Loc 'comp-pda-ui-eject-pen-button'}"
                             HorizontalAlignment="Center"
                             VerticalAlignment="Center" />
+                    <Button Name="AccessRingtoneButton"
+                            Access="Public"
+                            Text="{Loc 'comp-pda-ui-ringtone-button'}"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
                 </BoxContainer>
             </PanelContainer>
             <Button Name="FlashLightToggleButton"
diff --git a/Content.Client/PDA/Ringer/RingerBoundUserInterface.cs b/Content.Client/PDA/Ringer/RingerBoundUserInterface.cs
new file mode 100644
index 0000000000..183a0acf02
--- /dev/null
+++ b/Content.Client/PDA/Ringer/RingerBoundUserInterface.cs
@@ -0,0 +1,111 @@
+using System;
+using Content.Client.Message;
+using Content.Shared.PDA;
+using Content.Shared.PDA.Ringer;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Localization;
+namespace Content.Client.PDA.Ringer
+{
+    [UsedImplicitly]
+    public sealed class RingerBoundUserInterface : BoundUserInterface
+    {
+        private RingtoneMenu? _menu;
+
+        public RingerBoundUserInterface(ClientUserInterfaceComponent owner, object uiKey) : base(owner, uiKey)
+        {
+        }
+
+        protected override void Open()
+        {
+            base.Open();
+            _menu = new RingtoneMenu();
+            _menu.OpenToLeft();
+            _menu.OnClose += Close;
+
+            _menu.TestRingerButton.OnPressed += _ =>
+            {
+                SendMessage(new RingerPlayRingtoneMessage());
+            };
+
+            _menu.SetRingerButton.OnPressed += _ =>
+            {
+                if (!TryGetRingtone(out var ringtone)) return;
+
+                SendMessage(new RingerSetRingtoneMessage(ringtone));
+            };
+        }
+
+        private bool TryGetRingtone(out Note[] ringtone)
+        {
+            if (_menu == null)
+            {
+                ringtone = Array.Empty<Note>();
+                return false;
+            }
+
+            ringtone = new Note[4];
+
+            if (!Enum.TryParse<Note>(_menu.RingerNoteOneInput.Text.Replace("#", "sharp"), false, out var one)) return false;
+            ringtone[0] = one;
+
+            if (!Enum.TryParse<Note>(_menu.RingerNoteTwoInput.Text.Replace("#", "sharp"), false, out var two)) return false;
+            ringtone[1] = two;
+
+            if (!Enum.TryParse<Note>(_menu.RingerNoteThreeInput.Text.Replace("#", "sharp"), false, out var three)) return false;
+            ringtone[2] = three;
+
+            if (!Enum.TryParse<Note>(_menu.RingerNoteFourInput.Text.Replace("#", "sharp"), false, out var four)) return false;
+            ringtone[3] = four;
+
+            return true;
+        }
+
+        protected override void UpdateState(BoundUserInterfaceState state)
+        {
+            base.UpdateState(state);
+
+            if (_menu == null)
+            {
+                return;
+            }
+
+            switch (state)
+            {
+                case RingerUpdateState msg:
+                {
+                    var noteOne = msg.Ringtone[0].ToString();
+                    var noteTwo = msg.Ringtone[1].ToString();
+                    var noteThree = msg.Ringtone[2].ToString();
+                    var noteFour = msg.Ringtone[3].ToString();
+
+                    if (RingtoneMenu.IsNote(noteOne))
+                        _menu.RingerNoteOneInput.Text = noteOne.Replace("sharp", "#");
+
+                    if (RingtoneMenu.IsNote(noteTwo))
+                        _menu.RingerNoteTwoInput.Text = noteTwo.Replace("sharp", "#");
+
+                    if (RingtoneMenu.IsNote(noteThree))
+                        _menu.RingerNoteThreeInput.Text = noteThree.Replace("sharp", "#");
+
+                    if (RingtoneMenu.IsNote(noteFour))
+                        _menu.RingerNoteFourInput.Text = noteFour.Replace("sharp", "#");
+
+                    _menu.TestRingerButton.Visible = !msg.IsPlaying;
+                    break;
+                }
+            }
+        }
+
+
+        protected override void Dispose(bool disposing)
+        {
+            base.Dispose(disposing);
+            if (!disposing)
+                return;
+
+            _menu?.Dispose();
+        }
+    }
+}
diff --git a/Content.Client/PDA/Ringer/RingtoneMenu.xaml b/Content.Client/PDA/Ringer/RingtoneMenu.xaml
new file mode 100644
index 0000000000..b28876eabb
--- /dev/null
+++ b/Content.Client/PDA/Ringer/RingtoneMenu.xaml
@@ -0,0 +1,73 @@
+<SS14Window xmlns="https://spacestation14.io"
+            Title="{Loc 'comp-ringer-ui-menu-title'}"
+            MinSize="256 128"
+            SetSize="256 128">
+        <BoxContainer Orientation="Vertical"
+                    VerticalExpand="True"
+                    HorizontalExpand="True"
+                    HorizontalAlignment="Center"
+                    MinSize="50 50">
+            <PanelContainer>
+                <BoxContainer Orientation="Horizontal"
+                        VerticalExpand="True"
+                        HorizontalExpand="True"
+                        HorizontalAlignment="Center"
+                        MinSize="120 0">
+                    <Label Name = "Indent_0Label"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center"
+                            Text="♪" />
+                    <LineEdit Name ="RingerNoteOneInput"
+                            Access="Public"
+                            MinSize="40 0"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center"/>
+                    <Label Name = "Indent_1Label"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center"
+                            Text="-" />
+                    <LineEdit Name ="RingerNoteTwoInput"
+                            Access="Public"
+                            MinSize="40 0"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
+                    <Label Name = "Indent_2Label"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center"
+                            Text="-" />
+                    <LineEdit Name ="RingerNoteThreeInput"
+                            Access="Public"
+                            MinSize="40 0"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
+                    <Label Name = "Indent_3Label"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center"
+                            Text="-" />
+                    <LineEdit Name ="RingerNoteFourInput"
+                            Access="Public"
+                            MinSize="40 0"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
+                </BoxContainer>
+            </PanelContainer>
+            <PanelContainer>
+                <BoxContainer Orientation="Horizontal"
+                            VerticalExpand="True"
+                            HorizontalExpand="True"
+                            HorizontalAlignment="Center"
+                            MinSize="120 50">
+                    <Button Name = "TestRingerButton"
+                            Access="Public"
+                            Text="{Loc 'comp-ringer-ui-test-ringtone-button'}"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
+                    <Button Name = "SetRingerButton"
+                            Access="Public"
+                            Text="{Loc 'comp-ringer-ui-set-ringtone-button'}"
+                            HorizontalAlignment="Center"
+                            VerticalAlignment="Center" />
+                </BoxContainer>
+            </PanelContainer>
+        </BoxContainer>
+</SS14Window>
diff --git a/Content.Client/PDA/Ringer/RingtoneMenu.xaml.cs b/Content.Client/PDA/Ringer/RingtoneMenu.xaml.cs
new file mode 100644
index 0000000000..5a16b120d6
--- /dev/null
+++ b/Content.Client/PDA/Ringer/RingtoneMenu.xaml.cs
@@ -0,0 +1,105 @@
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.Maths;
+using System;
+using Content.Client;
+using Content.Shared.PDA;
+
+namespace Content.Client.PDA.Ringer
+{
+    [GenerateTypedNameReferences]
+    public sealed partial class RingtoneMenu : SS14Window
+    {
+        private string[] _previousNoteInputs = new string[4];
+
+        public RingtoneMenu()
+        {
+            RobustXamlLoader.Load(this);
+
+            //RingerNoteOneInput
+            RingerNoteOneInput.OnTextChanged += _ => //Prevents unauthorized characters from being entered into the LineEdit
+            {
+                RingerNoteOneInput.Text = RingerNoteOneInput.Text.ToUpper();
+
+                if(!IsNote(RingerNoteOneInput.Text))
+                {
+                    RingerNoteOneInput.Text = _previousNoteInputs[0];
+                }
+                else
+                {
+                    _previousNoteInputs[0] = RingerNoteOneInput.Text;
+                }
+
+                RingerNoteOneInput.CursorPosition = RingerNoteOneInput.Text.Length; //Resets caret position to the end of the typed input
+            };
+
+            //RingerNoteTwoInput
+            RingerNoteTwoInput.OnTextChanged += _ => //Prevents unauthorized characters from being entered into the LineEdit
+            {
+                RingerNoteTwoInput.Text = RingerNoteTwoInput.Text.ToUpper();
+
+                if(!IsNote(RingerNoteTwoInput.Text))
+                {
+                    RingerNoteTwoInput.Text = _previousNoteInputs[1];
+                }
+                else
+                {
+                    _previousNoteInputs[1] = RingerNoteTwoInput.Text;
+                }
+
+                RingerNoteTwoInput.CursorPosition = RingerNoteTwoInput.Text.Length; //Resets caret position to the end of the typed input
+            };
+
+            //RingerNoteThreeInput
+            RingerNoteThreeInput.OnTextChanged += _ => //Prevents unauthorized characters from being entered into the LineEdit
+            {
+                RingerNoteThreeInput.Text = RingerNoteThreeInput.Text.ToUpper();
+
+                if(!IsNote(RingerNoteThreeInput.Text))
+                {
+                    RingerNoteThreeInput.Text = _previousNoteInputs[2];
+                }
+                else
+                {
+                    _previousNoteInputs[2] = RingerNoteThreeInput.Text;
+                }
+
+                RingerNoteThreeInput.CursorPosition = RingerNoteThreeInput.Text.Length; //Resets caret position to the end of the typed input
+            };
+
+            //RingerNoteFourInput
+            RingerNoteFourInput.OnTextChanged += _ => //Prevents unauthorized characters from being entered into the LineEdit
+            {
+                RingerNoteFourInput.Text = RingerNoteFourInput.Text.ToUpper();
+
+                if(!IsNote(RingerNoteFourInput.Text))
+                {
+                    RingerNoteFourInput.Text = _previousNoteInputs[3];
+                }
+                else
+                {
+                    _previousNoteInputs[3] = RingerNoteFourInput.Text;
+                }
+
+                RingerNoteFourInput.CursorPosition = RingerNoteFourInput.Text.Length; //Resets caret position to the end of the typed input
+            };
+        }
+
+        protected override DragMode GetDragModeFor(Vector2 relativeMousePos)
+        {
+            //Prevents the ringtone window from being resized
+            return DragMode.Move;
+        }
+
+        /// <summary>
+        /// Determines whether or not the characters inputed are authorized
+        /// </summary>
+        public static bool IsNote(string input)
+        {
+            input = input.Replace("#", "sharp");
+
+            return Enum.TryParse(input, true, out Note _);
+        }
+    }
+}
diff --git a/Content.Server/PDA/PDASystem.cs b/Content.Server/PDA/PDASystem.cs
index cfd1ec9b06..da1f96c2e0 100644
--- a/Content.Server/PDA/PDASystem.cs
+++ b/Content.Server/PDA/PDASystem.cs
@@ -4,6 +4,7 @@ using Content.Server.Light.Events;
 using Content.Server.Traitor.Uplink;
 using Content.Server.Traitor.Uplink.Account;
 using Content.Server.Traitor.Uplink.Components;
+using Content.Server.PDA.Ringer;
 using Content.Server.UserInterface;
 using Content.Shared.Containers.ItemSlots;
 using Content.Shared.Interaction;
@@ -20,6 +21,7 @@ namespace Content.Server.PDA
         [Dependency] private readonly UplinkSystem _uplinkSystem = default!;
         [Dependency] private readonly UplinkAccountsSystem _uplinkAccounts = default!;
         [Dependency] private readonly UnpoweredFlashlightSystem _unpoweredFlashlight = default!;
+        [Dependency] private readonly RingerSystem _ringerSystem = default!;
 
         public override void Initialize()
         {
@@ -38,6 +40,13 @@ namespace Content.Server.PDA
                 ui.OnReceiveMessage += (msg) => OnUIMessage(pda, msg);
         }
 
+        private void OnUse(EntityUid uid, PDAComponent pda, UseInHandEvent args)
+        {
+            if (args.Handled)
+                return;
+            args.Handled = OpenUI(pda, args.User);
+        }
+
         private void OnActivateInWorld(EntityUid uid, PDAComponent pda, ActivateInWorldEvent args)
         {
             if (args.Handled)
@@ -175,6 +184,12 @@ namespace Content.Server.PDA
                             _uplinkSystem.ToggleUplinkUI(uplink, msg.Session);
                         break;
                     }
+                case PDAShowRingtoneMessage _:
+                    {
+                        if (EntityManager.TryGetComponent(pda.Owner, out RingerComponent? ringer))
+                            _ringerSystem.ToggleRingerUI(ringer, msg.Session);
+                        break;
+                    }
             }
         }
     }
diff --git a/Content.Server/PDA/Ringer/RingerComponent.cs b/Content.Server/PDA/Ringer/RingerComponent.cs
new file mode 100644
index 0000000000..69cd656592
--- /dev/null
+++ b/Content.Server/PDA/Ringer/RingerComponent.cs
@@ -0,0 +1,27 @@
+using Content.Shared.PDA;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.PDA.Ringer
+{
+    [RegisterComponent, ComponentProtoName("Ringer")]
+    public sealed class RingerComponent : Component
+    {
+        [ViewVariables]
+        [DataField("ringtone")]
+        public Note[] Ringtone = new Note[SharedRingerSystem.RingtoneLength];
+
+        [DataField("timeElapsed")]
+        public float TimeElapsed = 0;
+
+        /// <summary>
+        /// Keeps track of how many notes have elapsed if the ringer component is playing.
+        /// </summary>
+        [DataField("noteCount")]
+        public int NoteCount = 0;
+
+        [DataField("isPlaying")]
+        public bool IsPlaying = false;
+    }
+}
diff --git a/Content.Server/PDA/Ringer/RingerSystem.cs b/Content.Server/PDA/Ringer/RingerSystem.cs
new file mode 100644
index 0000000000..009baccb20
--- /dev/null
+++ b/Content.Server/PDA/Ringer/RingerSystem.cs
@@ -0,0 +1,136 @@
+using Content.Server.UserInterface;
+using Content.Shared.PDA.Ringer;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Audio;
+using Robust.Server.Player;
+using Robust.Shared.Player;
+using System;
+using System.Collections.Generic;
+using Content.Shared.Audio;
+using Content.Shared.PDA;
+using Content.Shared.Sound;
+using Robust.Shared.IoC;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Random;
+using Robust.Shared.Utility;
+
+namespace Content.Server.PDA.Ringer
+{
+    public sealed class RingerSystem : SharedRingerSystem
+    {
+        [Dependency] private readonly IPrototypeManager _proto = default!;
+        [Dependency] private readonly IRobustRandom _random = default!;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            // General Event Subscriptions
+            SubscribeLocalEvent<RingerComponent, ComponentInit>(RandomizeRingtone);
+            // RingerBoundUserInterface Subscriptions
+            SubscribeLocalEvent<RingerComponent, RingerSetRingtoneMessage>(OnSetRingtone);
+            SubscribeLocalEvent<RingerComponent, RingerPlayRingtoneMessage>(RingerPlayRingtone);
+            SubscribeLocalEvent<RingerComponent, RingerRequestUpdateInterfaceMessage>(UpdateRingerUserInterfaceDriver);
+        }
+
+        //Event Functions
+
+        private void RingerPlayRingtone(EntityUid uid, RingerComponent ringer, RingerPlayRingtoneMessage args)
+        {
+            ringer.IsPlaying = true;
+            UpdateRingerUserInterface(ringer);
+        }
+
+        private void UpdateRingerUserInterfaceDriver(EntityUid uid, RingerComponent ringer, RingerRequestUpdateInterfaceMessage args)
+        {
+            UpdateRingerUserInterface(ringer);
+        }
+
+        private void OnSetRingtone(EntityUid uid, RingerComponent ringer, RingerSetRingtoneMessage args)
+        {
+            // Client sent us an updated ringtone so set it to that.
+            if (args.Ringtone.Length != RingtoneLength) return;
+
+            UpdateRingerRingtone(ringer, args.Ringtone);
+        }
+
+        public void RandomizeRingtone(EntityUid uid, RingerComponent ringer, ComponentInit args)
+        {
+            // Default to using C pentatonic so it at least sounds not terrible.
+            var notes = new[]
+            {
+                Note.C,
+                Note.D,
+                Note.E,
+                Note.G,
+                Note.A,
+            };
+
+            var ringtone = new Note[RingtoneLength];
+
+            for (var i = 0; i < 4; i++)
+            {
+                ringtone[i] = _random.Pick(notes);
+            }
+
+            UpdateRingerRingtone(ringer, ringtone);
+
+        }
+
+        //Non Event Functions
+
+        private bool UpdateRingerRingtone(RingerComponent ringer, Note[] ringtone)
+        {
+            // Assume validation has already happened.
+            ringer.Ringtone = ringtone;
+            UpdateRingerUserInterface(ringer);
+
+            return true;
+        }
+
+        private void UpdateRingerUserInterface(RingerComponent ringer)
+        {
+            var ui = ringer.Owner.GetUIOrNull(RingerUiKey.Key);
+            ui?.SetState(new RingerUpdateState(ringer.IsPlaying, ringer.Ringtone));
+        }
+
+        public bool ToggleRingerUI(RingerComponent ringer, IPlayerSession session)
+        {
+            var ui = ringer.Owner.GetUIOrNull(RingerUiKey.Key);
+            ui?.Toggle(session);
+            return true;
+        }
+
+        public override void Update(float frameTime) //Responsible for actually playing the ringtone
+        {
+            foreach(var ringer in EntityManager.EntityQuery<RingerComponent>())
+            {
+                // If this is perf problem then something something custom tracking via hashset.
+                if (!ringer.IsPlaying)
+                    continue;
+
+                ringer.TimeElapsed += frameTime;
+
+                if (ringer.TimeElapsed < NoteDelay) continue;
+
+                ringer.TimeElapsed -= NoteDelay;
+                SoundSystem.Play(Filter.Pvs(ringer.Owner, entityManager: EntityManager), GetSound(ringer.Ringtone[ringer.NoteCount]));
+                ringer.NoteCount++;
+
+                if (ringer.NoteCount > 3)
+                {
+                    ringer.IsPlaying = false;
+                    UpdateRingerUserInterface(ringer);
+                    ringer.TimeElapsed = 0;
+                    ringer.NoteCount = 0;
+                    break;
+                }
+            }
+        }
+
+        private string GetSound(Note note)
+        {
+            return new ResourcePath("/Audio/Effects/RingtoneNotes/" + note.ToString().ToLower()) + ".ogg";
+        }
+    }
+}
diff --git a/Content.Shared/PDA/PDAMessagesUI.cs b/Content.Shared/PDA/PDAMessagesUI.cs
index 5f0e0cb749..13d1b220dc 100644
--- a/Content.Shared/PDA/PDAMessagesUI.cs
+++ b/Content.Shared/PDA/PDAMessagesUI.cs
@@ -30,6 +30,14 @@ namespace Content.Shared.PDA
 
         }
     }
+    [Serializable, NetSerializable]
+    public sealed class PDAShowRingtoneMessage : BoundUserInterfaceMessage
+    {
+        public PDAShowRingtoneMessage()
+        {
+
+        }
+    }
 
     [Serializable, NetSerializable]
     public sealed class PDAShowUplinkMessage : BoundUserInterfaceMessage
diff --git a/Content.Shared/PDA/Ringer/RingerMessagesUI.cs b/Content.Shared/PDA/Ringer/RingerMessagesUI.cs
new file mode 100644
index 0000000000..8fb37746f5
--- /dev/null
+++ b/Content.Shared/PDA/Ringer/RingerMessagesUI.cs
@@ -0,0 +1,24 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization;
+using System;
+
+namespace Content.Shared.PDA.Ringer
+{
+
+    [Serializable, NetSerializable]
+    public sealed class RingerRequestUpdateInterfaceMessage : BoundUserInterfaceMessage {}
+
+    [Serializable, NetSerializable]
+    public sealed class RingerPlayRingtoneMessage : BoundUserInterfaceMessage {}
+
+    [Serializable, NetSerializable]
+    public sealed class RingerSetRingtoneMessage : BoundUserInterfaceMessage
+    {
+        public Note[] Ringtone {get;}
+
+        public RingerSetRingtoneMessage(Note[] ringTone)
+        {
+            Ringtone = ringTone;
+        }
+    }
+}
diff --git a/Content.Shared/PDA/Ringer/RingerUpdateState.cs b/Content.Shared/PDA/Ringer/RingerUpdateState.cs
new file mode 100644
index 0000000000..f61d339728
--- /dev/null
+++ b/Content.Shared/PDA/Ringer/RingerUpdateState.cs
@@ -0,0 +1,20 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization;
+using System;
+
+namespace Content.Shared.PDA.Ringer
+{
+    [Serializable, NetSerializable]
+    public sealed class RingerUpdateState : BoundUserInterfaceState
+    {
+        public bool IsPlaying;
+        public Note[] Ringtone;
+
+        public RingerUpdateState(bool isPlay, Note[] ringtone)
+        {
+            IsPlaying = isPlay;
+            Ringtone = ringtone;
+        }
+    }
+
+}
diff --git a/Content.Shared/PDA/Ringer/RingerVisuals.cs b/Content.Shared/PDA/Ringer/RingerVisuals.cs
new file mode 100644
index 0000000000..c99fed59ae
--- /dev/null
+++ b/Content.Shared/PDA/Ringer/RingerVisuals.cs
@@ -0,0 +1,12 @@
+using System;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.PDA.Ringer
+{
+    [Serializable, NetSerializable]
+    public enum RingerUiKey
+    {
+        Key
+    }
+
+}
diff --git a/Content.Shared/PDA/SharedRingerSystem.cs b/Content.Shared/PDA/SharedRingerSystem.cs
new file mode 100644
index 0000000000..63519dbf61
--- /dev/null
+++ b/Content.Shared/PDA/SharedRingerSystem.cs
@@ -0,0 +1,29 @@
+using System;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.PDA;
+
+public abstract class SharedRingerSystem : EntitySystem
+{
+    public const int RingtoneLength = 4;
+    public const int NoteTempo = 300;
+    public const float NoteDelay = 60f / NoteTempo;
+}
+
+[Serializable, NetSerializable]
+public enum Note : byte
+{
+    A,
+    Asharp,
+    B,
+    C,
+    Csharp,
+    D,
+    Dsharp,
+    E,
+    F,
+    Fsharp,
+    G,
+    Gsharp
+}
diff --git a/Resources/Audio/Effects/RingtoneNotes/a.ogg b/Resources/Audio/Effects/RingtoneNotes/a.ogg
new file mode 100644
index 0000000000..1717aa88f9
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/a.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/asharp.ogg b/Resources/Audio/Effects/RingtoneNotes/asharp.ogg
new file mode 100644
index 0000000000..e773ca91a1
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/asharp.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/b.ogg b/Resources/Audio/Effects/RingtoneNotes/b.ogg
new file mode 100644
index 0000000000..f762867d47
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/b.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/c.ogg b/Resources/Audio/Effects/RingtoneNotes/c.ogg
new file mode 100644
index 0000000000..11ebbd614b
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/c.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/csharp.ogg b/Resources/Audio/Effects/RingtoneNotes/csharp.ogg
new file mode 100644
index 0000000000..0bb8da6b96
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/csharp.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/d.ogg b/Resources/Audio/Effects/RingtoneNotes/d.ogg
new file mode 100644
index 0000000000..4598b7bbf7
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/d.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/dsharp.ogg b/Resources/Audio/Effects/RingtoneNotes/dsharp.ogg
new file mode 100644
index 0000000000..40eb53548d
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/dsharp.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/e.ogg b/Resources/Audio/Effects/RingtoneNotes/e.ogg
new file mode 100644
index 0000000000..d391b3c0da
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/e.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/f.ogg b/Resources/Audio/Effects/RingtoneNotes/f.ogg
new file mode 100644
index 0000000000..b6a3c28bdf
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/f.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/fsharp.ogg b/Resources/Audio/Effects/RingtoneNotes/fsharp.ogg
new file mode 100644
index 0000000000..fe45a57a25
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/fsharp.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/g.ogg b/Resources/Audio/Effects/RingtoneNotes/g.ogg
new file mode 100644
index 0000000000..555bd18269
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/g.ogg differ
diff --git a/Resources/Audio/Effects/RingtoneNotes/gsharp.ogg b/Resources/Audio/Effects/RingtoneNotes/gsharp.ogg
new file mode 100644
index 0000000000..e06d1bc9bf
Binary files /dev/null and b/Resources/Audio/Effects/RingtoneNotes/gsharp.ogg differ
diff --git a/Resources/Locale/en-US/pda/Ringer/ringer-component.ftl b/Resources/Locale/en-US/pda/Ringer/ringer-component.ftl
new file mode 100644
index 0000000000..aa02d982a4
--- /dev/null
+++ b/Resources/Locale/en-US/pda/Ringer/ringer-component.ftl
@@ -0,0 +1,12 @@
+
+### UI
+
+# For the PDA Ringer screen
+
+comp-ringer-ui-menu-title = Ringtone
+
+comp-ringer-ui-test-ringtone-button = Test
+
+comp-ringer-ui-set-ringtone-button = Set
+
+comp-ringer-ui = [color=yellow]♪{$RingtoneOne}-{$RingtoneTwo}-{$RingtoneThree}-{$RingtoneFour}[/color]
diff --git a/Resources/Locale/en-US/pda/pda-component.ftl b/Resources/Locale/en-US/pda/pda-component.ftl
index 71fb638fcf..8513427687 100644
--- a/Resources/Locale/en-US/pda/pda-component.ftl
+++ b/Resources/Locale/en-US/pda/pda-component.ftl
@@ -18,4 +18,6 @@ comp-pda-ui-eject-id-button = Eject ID
 
 comp-pda-ui-eject-pen-button = Eject Pen
 
+comp-pda-ui-ringtone-button = Ringtone
+
 comp-pda-ui-toggle-flashlight-button = Toggle Flashlight
diff --git a/Resources/Prototypes/Entities/Objects/Devices/pda.yml b/Resources/Prototypes/Entities/Objects/Devices/pda.yml
index a48ec5eb44..720fb9de50 100644
--- a/Resources/Prototypes/Entities/Objects/Devices/pda.yml
+++ b/Resources/Prototypes/Entities/Objects/Devices/pda.yml
@@ -28,12 +28,15 @@
     softness: 5
     mask: /Textures/Effects/LightMasks/cone.png
     autoRot: true
+  - type: Ringer
   - type: UserInterface
     interfaces:
     - key: enum.PDAUiKey.Key
       type: PDABoundUserInterface
     - key: enum.UplinkUiKey.Key
       type: UplinkBoundUserInterface
+    - key: enum.RingerUiKey.Key
+      type: RingerBoundUserInterface
   - type: PDA
     penSlot:
       startingItem: Pen