M-Audio Fast Track Pro 4x4 Mobile USB Audio/MIDI Interface with Preamps
The M-Audio Fast Track Pro delivers all the mobile recording flexibility of the M‐Audio Fast Track, plus even more professional features. You get 2 front-panel mic/line inputs complete with phantom power for condenser microphones, inserts for outboard effects, balanced and unbalanced analog outputs, S/PDIF digital I/O, MIDI I/O, and more. Fast Track Pro also features near-zero latency direct hardware monitoring and low-latency ASIO software monitoring, plus an A/B source switch and dual output pairs for DJ-style cueing. Fast Track Pro even comes with Pro Tools SE music creation software so you can get started making music immediately.
* Class compliancy supports 16-bit/48kHz 2 x 4 operation on OS X 10.3.9 and higher. Driver installation required to access more I/O.