The Denon PMA-1700NE Integrated Amplifier is designed to produce exquisite sonic results from both digital & analogue sources with a USB (Universal Serial Bus)-DAC high precision controls & 140 watts output per channel. Packed with tech for enhanced natural audio the PMA-1700NE features Advanced AL32 Processing Plus that provides accurate playback so you get to enjoy the music the way the artist intended & Analogue mode that switches off digital outputs & displays minimising unwanted signal pollution. Two optical inputs & one coaxial input supports PCM signals up to 192 k Hz/24 bit gifting significantly enhanced audio quality from your TV & media devices with Denons signature sound. Hi-res audio certification means no matter the source you can listen to audiophile quality sound up to 384-k Hz/32-bit.