Enjoy powerful sound quality with the Yamaha A-S801 Integrated Amplifier. Featuring innovative ToP-ART circuitry and a high stability design, it offers superior sound quality and clarity. Plus, the amplifier is equipped with a USB DAC function, allowing you to experience your favorite music in high resolution sound formats. USB DAC function supports 2.8MHz/5.6MHz DSD native resolution and PCM384kHz/32*bit reproduction * Windows support. Mac support is 24-bit. High efficiency ESS 32bit DAC (ES9010K2M) Digital signal indicator shows DSD and PCM playback formats and sampling frequencies High strength chassis contributes to high purity audio reproduction - Double-bottom chassis for excellent vibration damping ToP-ART (Total Purity Audio Reproduction Technology) and high quality parts - I/O (input to output) Direct Symmetrical Design - ART (Anti-Resolution and Tough) Base - Custom-made power transformer / 12,000uF block capacitors / Aluminium-extruded heat sinks 160W x 2 (max), 100W x 2 (RMS) high power output CD Direct Amplification and Pure Direct Continuous Variable Loudness Control Gold-plated speaker terminals and RCA terminals Digital audio inputs for TV or Blu-ray Player Price includes shipping to most areas of Canada Output Power 100W Damping Factor 240 Frequency Response 10Hz - 100kHz (+/- 1.0dB) THD 0.019% (100W into 8 Ohms) Signal to Noise Ratio 99dB Inputs 5x Unbalanced (RCA) 1x Phono MM (RCA) 1x Coax (RCA) 1x Optical (Toslink) 1x USB (USB-B) Outputs 2x Unbalanced Record Out (RCA) 1x Subwoofer (RCA) Pure Direct Yes