HomeSoundTower02Specifications Four high density audio speakers(2 x treble, 2 x medium) + one integrated subwoofer !00 Watts RMS (2x25W + 50W) Connections Bluetooth 2.1 2 USB (1xcharge port, 1x MP3 playback) 3.5 mm line-in jack RCA input (AUX IN) Accessories Manual, remote control