diff --git a/android/src/main/res/drawable-hdpi/ic_action_pause.png b/android/src/main/res/drawable-hdpi/ic_action_pause.png
new file mode 100644
index 00000000..b25fe5ff
Binary files /dev/null and b/android/src/main/res/drawable-hdpi/ic_action_pause.png differ
diff --git a/android/src/main/res/drawable-hdpi/ic_action_play_arrow.png b/android/src/main/res/drawable-hdpi/ic_action_play_arrow.png
new file mode 100644
index 00000000..2ceb7636
Binary files /dev/null and b/android/src/main/res/drawable-hdpi/ic_action_play_arrow.png differ
diff --git a/android/src/main/res/drawable-hdpi/ic_action_skip_next.png b/android/src/main/res/drawable-hdpi/ic_action_skip_next.png
new file mode 100644
index 00000000..459d3839
Binary files /dev/null and b/android/src/main/res/drawable-hdpi/ic_action_skip_next.png differ
diff --git a/android/src/main/res/drawable-hdpi/ic_action_skip_previous.png b/android/src/main/res/drawable-hdpi/ic_action_skip_previous.png
new file mode 100644
index 00000000..402364ed
Binary files /dev/null and b/android/src/main/res/drawable-hdpi/ic_action_skip_previous.png differ
diff --git a/android/src/main/res/drawable-hdpi/ic_action_stop.png b/android/src/main/res/drawable-hdpi/ic_action_stop.png
new file mode 100644
index 00000000..e2d68be6
Binary files /dev/null and b/android/src/main/res/drawable-hdpi/ic_action_stop.png differ
diff --git a/android/src/main/res/drawable-mdpi/ic_action_pause.png b/android/src/main/res/drawable-mdpi/ic_action_pause.png
new file mode 100644
index 00000000..b25fe5ff
Binary files /dev/null and b/android/src/main/res/drawable-mdpi/ic_action_pause.png differ
diff --git a/android/src/main/res/drawable-mdpi/ic_action_play_arrow.png b/android/src/main/res/drawable-mdpi/ic_action_play_arrow.png
new file mode 100644
index 00000000..2ceb7636
Binary files /dev/null and b/android/src/main/res/drawable-mdpi/ic_action_play_arrow.png differ
diff --git a/android/src/main/res/drawable-mdpi/ic_action_skip_next.png b/android/src/main/res/drawable-mdpi/ic_action_skip_next.png
new file mode 100644
index 00000000..459d3839
Binary files /dev/null and b/android/src/main/res/drawable-mdpi/ic_action_skip_next.png differ
diff --git a/android/src/main/res/drawable-mdpi/ic_action_skip_previous.png b/android/src/main/res/drawable-mdpi/ic_action_skip_previous.png
new file mode 100644
index 00000000..402364ed
Binary files /dev/null and b/android/src/main/res/drawable-mdpi/ic_action_skip_previous.png differ
diff --git a/android/src/main/res/drawable-mdpi/ic_action_stop.png b/android/src/main/res/drawable-mdpi/ic_action_stop.png
new file mode 100644
index 00000000..e2d68be6
Binary files /dev/null and b/android/src/main/res/drawable-mdpi/ic_action_stop.png differ
diff --git a/android/src/main/res/drawable-xhdpi/ic_action_pause.png b/android/src/main/res/drawable-xhdpi/ic_action_pause.png
new file mode 100644
index 00000000..b25fe5ff
Binary files /dev/null and b/android/src/main/res/drawable-xhdpi/ic_action_pause.png differ
diff --git a/android/src/main/res/drawable-xhdpi/ic_action_play_arrow.png b/android/src/main/res/drawable-xhdpi/ic_action_play_arrow.png
new file mode 100644
index 00000000..2ceb7636
Binary files /dev/null and b/android/src/main/res/drawable-xhdpi/ic_action_play_arrow.png differ
diff --git a/android/src/main/res/drawable-xhdpi/ic_action_skip_next.png b/android/src/main/res/drawable-xhdpi/ic_action_skip_next.png
new file mode 100644
index 00000000..459d3839
Binary files /dev/null and b/android/src/main/res/drawable-xhdpi/ic_action_skip_next.png differ
diff --git a/android/src/main/res/drawable-xhdpi/ic_action_skip_previous.png b/android/src/main/res/drawable-xhdpi/ic_action_skip_previous.png
new file mode 100644
index 00000000..402364ed
Binary files /dev/null and b/android/src/main/res/drawable-xhdpi/ic_action_skip_previous.png differ
diff --git a/android/src/main/res/drawable-xhdpi/ic_action_stop.png b/android/src/main/res/drawable-xhdpi/ic_action_stop.png
new file mode 100644
index 00000000..e2d68be6
Binary files /dev/null and b/android/src/main/res/drawable-xhdpi/ic_action_stop.png differ
diff --git a/android/src/main/res/drawable-xxhdpi/ic_action_pause.png b/android/src/main/res/drawable-xxhdpi/ic_action_pause.png
new file mode 100644
index 00000000..b25fe5ff
Binary files /dev/null and b/android/src/main/res/drawable-xxhdpi/ic_action_pause.png differ
diff --git a/android/src/main/res/drawable-xxhdpi/ic_action_play_arrow.png b/android/src/main/res/drawable-xxhdpi/ic_action_play_arrow.png
new file mode 100644
index 00000000..2ceb7636
Binary files /dev/null and b/android/src/main/res/drawable-xxhdpi/ic_action_play_arrow.png differ
diff --git a/android/src/main/res/drawable-xxhdpi/ic_action_skip_next.png b/android/src/main/res/drawable-xxhdpi/ic_action_skip_next.png
new file mode 100644
index 00000000..459d3839
Binary files /dev/null and b/android/src/main/res/drawable-xxhdpi/ic_action_skip_next.png differ
diff --git a/android/src/main/res/drawable-xxhdpi/ic_action_skip_previous.png b/android/src/main/res/drawable-xxhdpi/ic_action_skip_previous.png
new file mode 100644
index 00000000..402364ed
Binary files /dev/null and b/android/src/main/res/drawable-xxhdpi/ic_action_skip_previous.png differ
diff --git a/android/src/main/res/drawable-xxhdpi/ic_action_stop.png b/android/src/main/res/drawable-xxhdpi/ic_action_stop.png
new file mode 100644
index 00000000..e2d68be6
Binary files /dev/null and b/android/src/main/res/drawable-xxhdpi/ic_action_stop.png differ
diff --git a/android/src/main/res/drawable-xxxhdpi/ic_action_pause.png b/android/src/main/res/drawable-xxxhdpi/ic_action_pause.png
new file mode 100644
index 00000000..b25fe5ff
Binary files /dev/null and b/android/src/main/res/drawable-xxxhdpi/ic_action_pause.png differ
diff --git a/android/src/main/res/drawable-xxxhdpi/ic_action_play_arrow.png b/android/src/main/res/drawable-xxxhdpi/ic_action_play_arrow.png
new file mode 100644
index 00000000..2ceb7636
Binary files /dev/null and b/android/src/main/res/drawable-xxxhdpi/ic_action_play_arrow.png differ
diff --git a/android/src/main/res/drawable-xxxhdpi/ic_action_skip_next.png b/android/src/main/res/drawable-xxxhdpi/ic_action_skip_next.png
new file mode 100644
index 00000000..459d3839
Binary files /dev/null and b/android/src/main/res/drawable-xxxhdpi/ic_action_skip_next.png differ
diff --git a/android/src/main/res/drawable-xxxhdpi/ic_action_skip_previous.png b/android/src/main/res/drawable-xxxhdpi/ic_action_skip_previous.png
new file mode 100644
index 00000000..402364ed
Binary files /dev/null and b/android/src/main/res/drawable-xxxhdpi/ic_action_skip_previous.png differ
diff --git a/android/src/main/res/drawable-xxxhdpi/ic_action_stop.png b/android/src/main/res/drawable-xxxhdpi/ic_action_stop.png
new file mode 100644
index 00000000..e2d68be6
Binary files /dev/null and b/android/src/main/res/drawable-xxxhdpi/ic_action_stop.png differ
diff --git a/example/lib/main_group.dart b/example/lib/main_group.dart
index bf7ae1a7..eb5826bf 100644
--- a/example/lib/main_group.dart
+++ b/example/lib/main_group.dart
@@ -27,7 +27,8 @@ class _MyAppState extends State<MyApp> {
         title: "Online",
         artist: "Florent Champigny",
         album: "OnlineAlbum",
-        image: MetasImage.network("https://image.shutterstock.com/image-vector/pop-music-text-art-colorful-600w-515538502.jpg"),
+        image: MetasImage.network(
+            "https://image.shutterstock.com/image-vector/pop-music-text-art-colorful-600w-515538502.jpg"),
       ),
     ),
     Audio(
@@ -36,7 +37,8 @@ class _MyAppState extends State<MyApp> {
         title: "Rock",
         artist: "Florent Champigny",
         album: "RockAlbum",
-        image: MetasImage.network("https://static.radio.fr/images/broadcasts/cb/ef/2075/c300.png"),
+        image: MetasImage.network(
+            "https://static.radio.fr/images/broadcasts/cb/ef/2075/c300.png"),
       ),
     ),
     Audio(
@@ -54,20 +56,20 @@ class _MyAppState extends State<MyApp> {
         title: "Electronic",
         artist: "Florent Champigny",
         album: "ElectronicAlbum",
-        image: MetasImage.network("https://i.ytimg.com/vi/nVZNy0ybegI/maxresdefault.jpg"),
+        image: MetasImage.network(
+            "https://i.ytimg.com/vi/nVZNy0ybegI/maxresdefault.jpg"),
       ),
     ),
   ];
 
-  final AssetsAudioPlayerGroup _assetsAudioPlayerGroup = AssetsAudioPlayerGroup(
-    updateNotification: (player, playing) async {
-      return PlayerGroupMetas(
-        title: "title",
-        subTitle: "subtitle ${playing.length}",
-        image: MetasImage.asset("assets/images/country.jpg"),
-      );
-    }
-  );
+  final AssetsAudioPlayerGroup _assetsAudioPlayerGroup =
+      AssetsAudioPlayerGroup(updateNotification: (player, playing) async {
+    return PlayerGroupMetas(
+      title: "title",
+      subTitle: "subtitle ${playing.length}",
+      image: MetasImage.asset("assets/images/country.jpg"),
+    );
+  });
   //final List<StreamSubscription> _subscriptions = [];
 
   @override
@@ -89,7 +91,7 @@ class _MyAppState extends State<MyApp> {
       print("playerState : $playerState");
     }));
     */
-    _assetsAudioPlayerGroup.addAll(audios);
+    // _assetsAudioPlayerGroup.addAll(audios);
     super.initState();
   }
 
@@ -119,7 +121,8 @@ class _MyAppState extends State<MyApp> {
                   SizedBox(
                     height: 20,
                   ),
-                  _assetsAudioPlayerGroup.builderIsPlaying(builder: (context, isPlaying) {
+                  _assetsAudioPlayerGroup.builderIsPlaying(
+                      builder: (context, isPlaying) {
                     if (isPlaying == null) {
                       return SizedBox();
                     }
diff --git a/lib/src/assets_audio_player.dart b/lib/src/assets_audio_player.dart
index 85eab19e..ccf75105 100644
--- a/lib/src/assets_audio_player.dart
+++ b/lib/src/assets_audio_player.dart
@@ -1348,6 +1348,10 @@ class AssetsAudioPlayer {
         'stop', {"id": this.id, "removeNotification": removeNotification});
   }
 
+  void setBufferingOff() {
+    _isBuffering.add(false);
+  }
+
   /// Change the current play speed (rate) of the MediaPlayer
   ///
   ///     _assetsAudioPlayer.setPlaySpeed(0.4);
diff --git a/lib/src/player_group.dart b/lib/src/player_group.dart
index 13565c4e..9a5376ef 100644
--- a/lib/src/player_group.dart
+++ b/lib/src/player_group.dart
@@ -124,33 +124,43 @@ class AssetsAudioPlayerGroup {
     return __notificationSettings;
   }
 
-  Future<void> add(
-    Audio audio, {
+
+  Future<Map> add(
+    Playlist playlist, {
     LoopMode loopMode = LoopMode.none,
     double volume,
     Duration seek,
     double playSpeed,
   }) async {
     final player = AssetsAudioPlayer.newPlayer();
-    player.open(
-      audio,
-      showNotification: false,
-      //not need here, we'll call another method `changeNotificationForGroup`
-      seek: seek,
-      autoStart: isPlaying.value,
-      //need to play() for player group
-      volume: volume,
-      loopMode: loopMode,
-      respectSilentMode: respectSilentMode,
-      playInBackground: playInBackground,
-      playSpeed: playSpeed,
-      notificationSettings: _notificationSettings,
-    );
-    await _addPlayer(audio, player);
+
+
+    try {
+      await player.open(
+        playlist,
+        showNotification: false,
+        //not need here, we'll call another method `changeNotificationForGroup`
+        seek: seek,
+        autoStart: isPlaying.value,
+        //need to play() for player group
+        volume: volume,
+        loopMode: loopMode,
+        respectSilentMode: respectSilentMode,
+        playInBackground: playInBackground,
+        playSpeed: playSpeed,
+        notificationSettings: _notificationSettings,
+      );
+
+      await _addPlayer(playlist, player);
+      return {"data": player};
+    } on PlatformException catch (e) {
+      return {"error": e.toString()};
+    }
+
   }
 
-  Future<void> addAll(List<Audio> audios) async {
-    for (Audio audio in audios) await add(audio);
+  Future<void> addAll(List<Playlist> audios) async {
+    for (Playlist audio in audios) await add(audio);
   }
 
   Future<void> removeAudio(Audio audio) async {
@@ -163,7 +173,7 @@ class AssetsAudioPlayerGroup {
     await _onPlayersChanged();
   }
 
-  Future<void> _addPlayer(Audio audio, AssetsAudioPlayer player) async {
+  Future<void> _addPlayer(Playlist audios, AssetsAudioPlayer player) async {
     StreamSubscription finishedSubscription;
     finishedSubscription = player.playlistFinished.listen((finished) {
       if (finished) {
@@ -172,13 +182,9 @@ class AssetsAudioPlayerGroup {
         _removePlayer(player);
       }
     });
-    _subscriptions.add(finishedSubscription);
-    _audiosWithPlayers[audio] = player;
-
-    player.onErrorDo = (errorHandler) {
-      _onPlayerError(errorHandler);
-    };
 
+    _subscriptions.add(finishedSubscription);
+    _audiosWithPlayers[audios.audios[0]] = player;
     await _onPlayersChanged();
   }