diff --git a/README.md b/README.md
index 0c71c35..d361696 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,10 @@ extensions like this. Until it is available, you can sideload the app.
 2. Set up your Karoo for sideloading. DC Rainmaker has a great [step-by-step guide](https://www.dcrainmaker.com/2021/02/how-to-sideload-android-apps-on-your-hammerhead-karoo-1-karoo-2.html).
 3. Install the app by running `adb install app-release.apk`.
 
-## Icon
+## Credits
 
-Icon is `timers` by [boxicons.com](https://boxicons.com) (MIT-licensed).
+- Icon is `timers` by [boxicons.com](https://boxicons.com) (MIT-licensed).
+- Reminder sound played over bluetooth is `SweetAlertSound5.wav` by `KIZILSUNGUR` from [freesound.org](https://freesound.org/people/KIZILSUNGUR/sounds/72129/) (CC0).
 
 ## Links
 
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 47fa3e6..02b78d7 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -13,8 +13,8 @@ android {
         applicationId = "de.timklge.karooreminder"
         minSdk = 26
         targetSdk = 34
-        versionCode = 4
-        versionName = "1.0.3"
+        versionCode = 5
+        versionName = "1.0.4"
     }
 
     buildTypes {
diff --git a/app/manifest.json b/app/manifest.json
index ea0122a..816bd24 100644
--- a/app/manifest.json
+++ b/app/manifest.json
@@ -3,9 +3,9 @@
   "packageName": "de.timklge.karooreminder",
   "iconUrl": "https://github.com/timklge/karoo-reminder/releases/latest/download/karoo-reminder.png",
   "latestApkUrl": "https://github.com/timklge/karoo-reminder/releases/latest/download/app-release.apk",
-  "latestVersion": "1.0.3",
-  "latestVersionCode": 4,
+  "latestVersion": "1.0.4",
+  "latestVersionCode": 5,
   "developer": "timklge",
   "description": "Simple karoo extension that shows in-ride alerts every X minutes",
-  "releaseNotes": "Added display duration setting"
+  "releaseNotes": "Added display duration setting, bluetooth alert sound"
 }
\ No newline at end of file
diff --git a/app/src/main/kotlin/de/timklge/karooreminder/KarooReminderExtension.kt b/app/src/main/kotlin/de/timklge/karooreminder/KarooReminderExtension.kt
index f6e2d22..80dab41 100644
--- a/app/src/main/kotlin/de/timklge/karooreminder/KarooReminderExtension.kt
+++ b/app/src/main/kotlin/de/timklge/karooreminder/KarooReminderExtension.kt
@@ -1,5 +1,6 @@
 package de.timklge.karooreminder
 
+import android.media.MediaPlayer
 import android.util.Log
 import de.timklge.karooreminder.screens.Reminder
 import de.timklge.karooreminder.screens.ReminderBeepPattern
@@ -25,7 +26,7 @@ import kotlinx.coroutines.flow.mapNotNull
 import kotlinx.coroutines.launch
 import kotlinx.serialization.json.Json
 
-class KarooReminderExtension : KarooExtension("karoo-reminder", "1.0.3") {
+class KarooReminderExtension : KarooExtension("karoo-reminder", "1.0.4") {
 
     companion object {
         const val TAG = "karoo-reminder"
@@ -40,6 +41,8 @@ class KarooReminderExtension : KarooExtension("karoo-reminder", "1.0.3") {
 
         karooSystem = KarooSystemService(applicationContext)
 
+        val mediaPlayer = MediaPlayer.create(this, R.raw.reminder)
+
         serviceJob = CoroutineScope(Dispatchers.IO).launch {
             karooSystem.connect { connected ->
                 if (connected) {
@@ -71,7 +74,10 @@ class KarooReminderExtension : KarooExtension("karoo-reminder", "1.0.3") {
                         .forEach { reminder ->
                             karooSystem.dispatch(TurnScreenOn)
                             delay(1_000)
-                            if (reminder.tone != ReminderBeepPattern.NO_TONES) karooSystem.dispatch(PlayBeepPattern(reminder.tone.tones))
+                            if (reminder.tone != ReminderBeepPattern.NO_TONES){
+                                karooSystem.dispatch(PlayBeepPattern(reminder.tone.tones))
+                                mediaPlayer.start()
+                            }
                             karooSystem.dispatch(
                                 InRideAlert(
                                     id = "reminder-${reminder.id}-${elapsedMinutes}",
diff --git a/app/src/main/res/raw/reminder.wav b/app/src/main/res/raw/reminder.wav
new file mode 100644
index 0000000..d85e3ce
Binary files /dev/null and b/app/src/main/res/raw/reminder.wav differ