The Delta PRE houses a consolidated preamp/DAC architecture that isolates, shortens and simplifies all signal paths. Processing features like comprehensive bass management, a 5-band parametric EQ available for all sources and a flexible tone/tilt control equip you with the essentials necessary to optimize playback. Outputs: 2pr XLR/RCA Main, 2pr XLR/RCA Aux, 1 XLR/RCA Sub; Analog Inputs: 2pr XLR, 3pr RCA (1pr each for phono); Digital Inputs: 1 ea. USB A and B, Ethernet, AES/EBU, 3 Coax, 3 Optical. Optional 4×1 HDMI switching. Control: iOS and Android App, RS-232, CAN Bus, IR in/out, DC Trigger in/out.