Miditech Midiface 16x16, USB-MIDI Interface, 16x MIDI inputs and 16x MIDI outputs, Activity indicator for each MIDI port, USB Powered, Class Compliant - no driver installation required, Compatible with USB standard 1, 2 and 3, Supported Operating Systems: Win7 - Win10 (32/64 Bit) and Mac OS X, Metal housing, Dimensions: 483 x 6 x 205 mm