Logitech G G560 LIGHTSYNC PC. Audio output channels: 2.1 channels, RMS rated power: 120 W, Recommended usage: PC/Laptop. Satellite speakers RMS power: 30 W, Satellite speaker dimensions (WxDxH): 6.54 x 4.65 x 5.83" (166 x 118 x 148 mm), Satellite speaker weight: 3.95 lbs (1.79 kg). Subwoofer RMS power: 60 W, Subwoofer dimensions (WxDxH): 10 x 8.15 x 15.9" (255 x 207 x 404 mm), Subwoofer weight: 11.9 lbs (5.4 kg). Power source: AC. Cables included: USB