USB MOUSE PAD 1.super thin stereo speakers,adjustable volume 2.Blue aura or gren aura around the round 3.USB 2.0 interface USB MOUSE PADLIGHT MUSIC MOUSE PAD,USB MOUSE PAD,USB HUB MOUSE PAD(QH-0306)Light Music Mouse Pad1.super thin stereo speakers,adjustable volume2.Blue aura or gren aura around the round3.USB 2.0 interface4.Microphone output connection capability