Haken Audio Continuum Half Size, nearly eight octaves long midi controller, 12 tone scale playing three dimensions on polyphonc sounds at once: Apart from the left-right position usually set to a frequency of tones you have the up-down and the pressure as a parameter for sensible performance as on percussion instruments or classics, Connections: MIDI In/Out, Headphone-Output 1/4" TS, AES3 I/O XLR, CVC Audio Out Analog, 2x Pedal Input, Dimensions: 710 x 190 x 75 mm, Weight: 7.3 kg