Yamaha Integrated Amplifier (Black) Yamaha A-s801b (Japan Imports) 100 W + 100 W (20 Hz - 20 kHz, 0.019% THD),120W+120W/6 20Hz20kHz0.038THD USB DAC function: DSD (2.8 MHz / 5.6 MHz), PCM (384 kHz / 32-bit), WAV / FLAC Gold plated digital coax input/TOSLINK optical input Gold plated analog inputs including Phono Speakers A, B, A+B