Compact, convenient, and fast, the affordable UM-ONE mk2 boasts high-performance FPT processing for low latency and tight timing. The bus-powered MIDI interface is compatible with Macs and PCs, and now with the iPad as well via the Apple iPad Camera Connection Kit! One-in/one-out MIDI interface with high-performance FPT processing Compatible with Mac and Windows operating systems, and now with iOS on the iPad via the Apple iPad Camera Connection Kit Super-compact, affordable, and easy to use Data indicators for both MIDI input and output Conveniently integrated USB and MIDI cables USB bus-powered operation.