http://www.sonuus.com/products_i2m_mp.html
Dan Lawson introduces the new Sonuus i2M musicport at Winter NAMM 2011.
The i2M musicport is an ultra-fast monophonic MIDI converter for guitar and other instruments. It also includes a Hi-Z USB audio interface to give you an easy way to connect your musical instruments to your computer.
The first part of the video demonstrates the MIDI tracking performance.
The second part of the video demonstrates the Hi-Z Audio input.
Apple's Garage Band was used for MIDI sounds and guitar amp simulators.