http://www.irigstompio.com
iRig Stomp I/O is a brand new type of USB pedalboard controller that integrates a professional, high-resolution, MFi certified audio interface with MIDI input/output for iPhone, iPad, Mac, and PC. It comes bundled with state-of-the-art guitar, vocal processing, and recording software for flexibility and usability, both live and in the studio.
Sturdy and robust, yet easily transportable, iRig Stomp I/O features four onboard metal stomp switches plus an expression pedal with a switch, all with LED indicators. To further extend its control possibilities, you can connect up to 2 additional switches or pedals. The MIDI IN/OUT ports make it possible to seamlessly control external processors when iRig Stomp I/O is used as a stand-alone MIDI foot controller, without any device or computer connected to it.