Pioneer VSX-820-S. Audio output channels: 5.1, Audio D/A Converter (DAC): 24-bit/192kHz, Signal-to-Noise Ratio (SNR): 98 dB. Headphone connectivity: 3.5 mm. Connectivity technology: Wired. Power consumption (typical): 245 W, Power consumption (standby): 0.45 W. Weight: 9100 g