Audio interface Works perfectly. I/O for DAW Pro tools, Ableton, Logic etc. Digidesign Mbox 2 4-in/2-out USB Audio/MIDI Interface Features at a Glance: 4-in, 2-out audio/MIDI interface Superior sonic performance New mic preamps with better power supply design and better phantom power circuit 100% USB powered for maximum portability Separate Inputs for mic, line & DI, all on I/O rear panel 2 analog inputs (XLR and 1/4" jacks) & 2 analog outputs (1/4" jacks) 2 channels of S/PDIF digital I/O (coax) 4 simultaneous channels of input using both analog and digital I/O 1 MIDI input & 1 MIDI output (16 channels in/16 channels out) Zero-latency monitoring 48-volt phantom power for condenser microphones Separate source selection and gain control per channel Headphone output with dedicated volume control Dedicated studio monitor volume control