Avid MBox Pro FireWire Recording Interface Features: Compatible with most major audio software, including Pro Tools, Logic, Live, Cubase, and more 8 x 8 simultaneous channels of I/O 4 x mic inputs with 48V phantom power and highpass filter (2 x XLR/DI combo, 2 x XLR) 4 x 1/4" TRS line inputs 2 x unbalanced Alt line inputs (2 RCA, 1 mini 1/8") 6 x 1/4" TRS balanced line outputs 2 x discrete 1/4" stereo headphone outputs with separate volume controls Stereo S/PDIF digital I/O, MIDI I/O, and Word clock I/O on included breakout cable FireWire connection Professional-grade circuitry and converters deliver exceptional audio performance Up to 24bit/192kHz sample rates (up to 96kHz sample rates supported with Pro Tools LE) Soft clip limiter lets you track hot signals without clipping, providing a classic overdriven tape saturation sound Built-in guitar tuner Onboard DSP offers flexible cue mixing and reverb effects Assignable Pro Tools multifunction button on interface gives you fast access to software functions Connect up to 3 pairs of monitors or do 5.1 surround mixing (Complete Production Toolkit required for 5.1 surround mixing in Pro Tools LE) Monitor control section with Mono, Mute, Dim, Alt Source, and Speaker A/B/C switching controls Dedicated monitor volume knob Dimensions: 13.74" x 7.56" x 2.28" Weight: 6.17 lbs.