1 in and 1 out MIDI interface, 16 MIDI input channels 16 MIDI output channels LED indicate power on , MIDI in signal and MIDI out signal , Windows XP, Vista and Mac OS . more details
1 in and 1 out MIDI interface, 16 MIDI input channels 16 MIDI output channels LED indicate power on , MIDI in signal and MIDI out signal , Windows XP, Vista and Mac OS .