Roland UM ONE mk2

Compact ultra-fast 1-port USB-powered USB MIDI interface with integrated USB and MIDI cables, compatible with Macs and PCs, as well as iPad (via Apple iPad Camera Connection Kit). Interface features high-performance ultra-fast Faster Processing Technology that processes MIDI in super-streamlined manner, increases data flow and significantly reduces MIDI latency. It is also equipped with LED data indicator for both input and output for quick troubleshooting. Dimensions: 60 x 30 x 14 mm. Weight: 100 g.