PRE35 Prisma is based on a fully balanced stereo preamplifier, featuring dual XLR inputs and outputs, with modular construction allowing for sophisticated DAC and Prisma network modules to be added to the analog preamplifier at any time. In addition to fully balanced circuitry, with dual XLR inputs and outputs, PRE35 Prisma includes a DM35 full-featured DAC stage enabling up to PCM 768kHz/32bit and DSD 256 conversion, as well as Prisma connectivity and control, and WiSA high resolution wireless speaker connection technology (available in future update). Prisma, provides multi-room/multi-zone connectivity and control for playback of stored and streamed media, wired or wireless, all managed from any mobile device through a dedicated system control app. In addition to Bluetooth, AirPlay, and Spotify Connect, Prisma features Chromecast built-in, a unique streaming portal allowing effortless direct connection to hundreds of streaming applications, including Roon, TIDAL HiFi, Qobuz, Deezer, TuneIn Radio and many others, for the best possible performance and user experience. Optional Configurations:- PRE35 is an all analog version of PRE35 Prisma. DM35 digital to analog conversion and Prisma plug-in modules can be added at a later date. PRE35 DAC adds DM35 digital analog conversion module to the PRE35. Prisma technology can be added as a plug-in module at a later date. Technical Specifications:- XLR: 2 x stereo pair analog inputs RCA: 3 x stereo pair analog inputs XLR: 2 x stereo pair analog PRE outputs RCA: 1 x stereo pair analog PRE output RCA: 1 x stereo pair analog LINE output C25 remote: IR system control IR: 3.5 mm input/output 12V Trigger: 3.5 mm output RS232: outboard system control port DAC: AKM AK4497 Toslink: 4 x digital input RCA: 2 x digital input RCA: 1 x digital output USB-B: 1 x digital input Prisma: control and connectivity USB-A: 1 x digital input Ethernet: x 2 WiFi AirPlay Bluetooth Chromecast built-in Spotify Connect Weight: 11.3 Kg Dimensions: 430 x 106 x 420 mm (WHD) Finishes: black or titanium