Hi, I tried to open the L2CAP Server Socket with Reflections. (I have HTC Desire) : Class ss_class = Class.forName("android.bluetooth.BluetoothServerSocket"); Constructor ss_constructor = ss_class.getDeclaredConstructor(int.class, boolean.class, boolean.class, int.class); ss_constructor.setAccessible(true); BluetoothServerSocket serverSocket = (BluetoothServerSocket) sby freeman89 - Hardware