diff --git a/LeCountdown.xcodeproj/project.pbxproj b/LeCountdown.xcodeproj/project.pbxproj
index 66c4392..6276340 100644
--- a/LeCountdown.xcodeproj/project.pbxproj
+++ b/LeCountdown.xcodeproj/project.pbxproj
@@ -66,6 +66,7 @@
 		C4F8B1552988751B005C86A5 /* DialView.swift in Sources */ = {isa = PBXBuildFile; fileRef = C4F8B1542988751B005C86A5 /* DialView.swift */; };
 		C4F8B15729891271005C86A5 /* Conductor.swift in Sources */ = {isa = PBXBuildFile; fileRef = C4F8B15629891271005C86A5 /* Conductor.swift */; };
 		C4F8B15929891528005C86A5 /* forest_stream.mp3 in Resources */ = {isa = PBXBuildFile; fileRef = C4F8B15829891528005C86A5 /* forest_stream.mp3 */; };
+		C4F8B15B29892D40005C86A5 /* SoundPlayer.swift in Sources */ = {isa = PBXBuildFile; fileRef = C445FA8E2987B83B0054D761 /* SoundPlayer.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -626,6 +627,7 @@
 				C438C8162982BE1E00BF3EF9 /* LeCountdown.xcdatamodeld in Sources */,
 				C438C8152982BD9000BF3EF9 /* IntentDataProvider.swift in Sources */,
 				C438C7DF2981216300BF3EF9 /* LaunchWidget.intentdefinition in Sources */,
+				C4F8B15B29892D40005C86A5 /* SoundPlayer.swift in Sources */,
 				C438C7E82981255D00BF3EF9 /* TimeInterval+Extensions.swift in Sources */,
 				C438C7D82981216200BF3EF9 /* LaunchWidgetLiveActivity.swift in Sources */,
 				C438C8192982BFDB00BF3EF9 /* NSManagedContext+Extensions.swift in Sources */,
diff --git a/LeCountdown/Conductor.swift b/LeCountdown/Conductor.swift
index 7465b23..f6b1127 100644
--- a/LeCountdown/Conductor.swift
+++ b/LeCountdown/Conductor.swift
@@ -12,6 +12,8 @@ class Conductor : ObservableObject {
     
     static let maestro: Conductor = Conductor()
 
+    var soundPlayer: SoundPlayer? = nil
+    
     @UserDefault(Key.dates.rawValue, defaultValue: [:]) static var savedDates: [String : DateInterval]
     
     init() {
@@ -38,7 +40,7 @@ class Conductor : ObservableObject {
     }
 
     func notifyUser(countdownId: String, cancel: Bool) {
-//        self._playSound(countdownId: countdownId)
+        self._playSound(countdownId: countdownId)
         endCountdown(countdownId: countdownId, cancel: cancel)
     }
     
@@ -49,6 +51,7 @@ class Conductor : ObservableObject {
             }
             self.notificationDates.removeValue(forKey: countdownId)
             
+//            self._updateLiveActivity(countdownId: countdownId, endDate: <#T##Date#>)
             self._endLiveActivity(countdownId: countdownId)
         }
     }
@@ -74,7 +77,31 @@ class Conductor : ObservableObject {
             }
         }
     }
+    
+    // MARK: - Sound
+    
+    fileprivate func _playSound(countdownId: String) {
+        
+        let countdown = PersistenceController.shared.container.viewContext.object(stringId: countdownId) as? Countdown
+        
+        let coolSound = countdown?.coolSound ?? Sound.allCases[0]
         
+        do {
+            let soundFile = try coolSound.soundFile()
+            let soundPlayer = SoundPlayer()
+            self.soundPlayer = soundPlayer
+            try soundPlayer.playSound(soundFile: soundFile, repeats: countdown?.repeats ?? true)
+        } catch {
+            print("error = \(error)")
+            // TODO: manage error
+        }
+         
+    }
+
+    func stopSoundIfNecessary() {
+        self.soundPlayer?.stop()
+    }
+    
     // MARK: - Live Activity
     
     fileprivate func _launchLiveActivity(countdown: Countdown, endDate: Date) {
diff --git a/LeCountdown/LeCountdownApp.swift b/LeCountdown/LeCountdownApp.swift
index 0b72773..2e710c2 100644
--- a/LeCountdown/LeCountdownApp.swift
+++ b/LeCountdown/LeCountdownApp.swift
@@ -32,16 +32,16 @@ struct LeCountdownApp: App {
     }
     
     fileprivate func _onAppear() {
-        Task {
-            for s in Sound.allCases {
-                do {
-                    let d = try await s.duration()
-                    print("\(s) duration = \(d)")
-                } catch {
-                    print("error = \(error)")
-                }
-            }
-        }
+//        Task {
+//            for s in Sound.allCases {
+//                do {
+//                    let d = try await s.duration()
+//                    print("\(s) duration = \(d)")
+//                } catch {
+//                    print("error = \(error)")
+//                }
+//            }
+//        }
     }
     
 }
diff --git a/LeCountdown/Sound/Sound.swift b/LeCountdown/Sound/Sound.swift
index dbc8b35..260116f 100644
--- a/LeCountdown/Sound/Sound.swift
+++ b/LeCountdown/Sound/Sound.swift
@@ -49,11 +49,9 @@ enum Sound : Int, CaseIterable, Identifiable {
         
     }
     
-//    var soundFile: SoundFile {
-//        switch self {
-//        case .trainhorn: return SoundFile(filename: "train_horn", fileExtension: "mp3")
-//        }
-//    }
+    func soundFile() throws -> SoundFile {
+        return try SoundFile(fullName: self.soundName)
+    }
     
     func duration() async throws -> TimeInterval {
         
diff --git a/LeCountdown/Sound/SoundPlayer.swift b/LeCountdown/Sound/SoundPlayer.swift
index a18c4d1..d7b6b2a 100644
--- a/LeCountdown/Sound/SoundPlayer.swift
+++ b/LeCountdown/Sound/SoundPlayer.swift
@@ -9,9 +9,20 @@ import Foundation
 import AVFoundation
 
 struct SoundFile {
+    
     var filename: String
     var fileExtension: String
     
+    init(fullName: String) throws {
+        let components = fullName.components(separatedBy: ".")
+        if components.count == 2 {
+            self.filename = components[0]
+            self.fileExtension = components[1]
+        } else {
+            throw SoundPlayerError.badFileName(name: fullName)
+        }
+    }
+    
     var url: URL? {
         return Bundle.main.url(forResource: self.filename, withExtension: self.fileExtension)
     }
@@ -19,6 +30,7 @@ struct SoundFile {
 
 enum SoundPlayerError : Error {
     case missingResourceError(file: SoundFile)
+    case badFileName(name: String)
 }
 
 class SoundPlayer {
@@ -30,9 +42,9 @@ class SoundPlayer {
             throw SoundPlayerError.missingResourceError(file: soundFile)
         }
         
-        let audioSession: AVAudioSession = AVAudioSession.sharedInstance()
-        try audioSession.setCategory(.playback)
-        try audioSession.setActive(true)
+//        let audioSession: AVAudioSession = AVAudioSession.sharedInstance()
+//        try audioSession.setCategory(.playback)
+//        try audioSession.setActive(true)
 
         _player = try AVAudioPlayer(contentsOf: url)
         _player?.prepareToPlay()
@@ -40,11 +52,11 @@ class SoundPlayer {
         _player?.numberOfLoops = loopCount
         _player?.volume = 1.0
 
-        do {
-            try AVAudioSession.sharedInstance().setCategory(.playAndRecord, mode: .default, options: [.allowBluetooth, .defaultToSpeaker])
-        } catch {
-            print("audioSession error = \(error)")
-        }
+//        do {
+//            try AVAudioSession.sharedInstance().setCategory(.playAndRecord, mode: .default, options: [.allowBluetooth, .defaultToSpeaker])
+//        } catch {
+//            print("audioSession error = \(error)")
+//        }
 
         _player?.play()