Mio is a 1-in-1-out USB 16-channel MIDI interface to connect your MIDI compatible controller, keyboard, synthesize or drum machine to your computer, mio is USB bus powered and is plug and play compatible with Windows and Mac computers. Indestructible drivers - Interfaces that use their own drivers have to be updated all the time, or they stop working properly. Or they were USB Class-Compliant years ago, but today they aren't anymore. Ours is engineered to today's strict guidelines to ensure compatibility for years to come. Stellar MIDI Management - When the MIDI datastream gets heavy, other interfaces choke. Our interfaces deliver MIDI reliably no matter what. Immaculate Electrical Design - You don't want a MIDI interface that introduces noise or even crashes your system, like some do. Ours is engineered properly. Performance Optimized - A MIDI interface that works too slowly is useless. Ours is optimized for the highest performance. FEATURES INCLUDE: - 1 in and 1 out set of MIDI DIN ports - Supports 16 channels of MIDI I/O - USB bus powered - Mac and PC compatible - Plug and play - no drivers needed - 5 ft long USB to MIDI DIN cable - USB MIDI Class compliant