Teenage Engineering Oplab, musical experiment board allows you to interconnect virtually any electronic musical instruments and music software, 2 x USB host port, 1 x USB device port, 2 x CV IN or any Analogue IN, 2 x CV OUT or any Analogue OUT, MIDI In / Out / Thru, Sync 24, Program selection switches, Updatable firmware, Incl. 4 rubber feet and power supply, Dimensions: 92 X 92 X 20 mm, Hole pattern in mm: 82 X 82 center to center