Audio I/O and control surface with 8 analog in (4 mic-level XLR or 4 line/instrument TRS, plus 4 line-level TRS), 8 analog out (8 TRS @ +4 level), 8 ch ADAT I/O, S/PDIF I/O, wordclock I/O, MIDI I/O, 8 automated faders, 8 soft knobs, transport controls, stand-alone MIDI mode, includes Pro Tools LE software and "Factory" plug-ins bundle. (Note strict CPU and drive compatibility requirements, and you can't cascade multiple LE interfaces.) Digidesign is now re-branded as Avid.