From the web: Offering award-winning digital and streaming performance – the 851N is an outstanding network player. Its features include; 24-bit/384kHz upsampling from all sources, native 24-bit/192kHz playback, USB, digital audio inputs and streaming over wi-fi including UPnP and NAS drives, Tidal, Qobuz, Spotify Connect, Apple AirPlay, and DSD. Replacing only as I've gone to seperates, DAC and Transport Original Owner, excellent condition, includes Original packaging and wireless adapter