Adcom GFA-6006. Audio output channels: 5.1, Signal-to-Noise Ratio (SNR): 100 dB, Impedance: 8 Ом. Weight: 15 kg. Power requirements: 115 VAC, 50/60 Hz, Dimensions (WxDxH): 432 x 368.3 x 120.7 mm, Output power: 420 W