M-Audio M-Track Plus Two-Channel Portable USB Audio and MIDI Interface with Digital I/O, Ignite by AIR and Pro Tools Digital audio, analog audio, and MIDI &gt; unites your computer-based music studio USB powered &gt; provides convenience and mobility Phantom power plus guitar-level switching &gt; accommodates any audio source Insert jack on each channel &gt; easily incorporate your favorite effects Free copy of Avid Pro Tools Express and Ignite through our website &gt; cutting-edge music software for your studio (Note: Pro Tools Express and Ignite NOT in box; follow sticker instructions on box to redeem Pro Tools Express; follow instructions on included card to redeem Ignite)