Samsung DA-E650, 2.1 channels, 10 W, 3.0+HS, iPad, iPhone, iPod, Grey, 20 W Samsung DA-E650. Audio output channels: 2.1 channels, RMS rated power: 10 W. Bluetooth version: 3.0+HS. Apple docking compatibility: iPad, iPhone, iPod. Product colour: Grey. Subwoofer RMS power: 20 W