Keyteck SP-QQ2.1WG. Audio output channels: 2.1, RMS rated power: 16 W, Recommended usage: PC. Satellite speaker type: 2-way, Satellite speakers RMS power: 8 W, Satellite speaker frequency range: 140 - 20000 Hz. Subwoofer RMS power: 8 W, Subwoofer frequency range: 40 - 200 Hz, Subwoofer impedance: 6 Ом. Power source: AC. Satellite speaker dimensions (WxDxH): 95 x 70 x 195 mm, Subwoofer dimensions (WxDxH): 242 x 162 x 275 mm, Set weight: 3.6 kg