M-Audio M-Track Plus - USB Audio/MIDI Interface with Digital I/O

The M-Track Plus from M-Audio can easily transform a laptop into a mobile studio by accommodating any input, from an electric guitar to a condenser microphone, while utilizing a circuit designed to minimize laptop battery drain. Coaxial S/PDIF, per channel inserts and dedicated MIDI connectors further extend the versatility of the interface, with a single USB cable providing both power and a data connection to and from a laptop or desktop computer.