Infrasonic M49, USB-Controller Keyboard, 49 key velocity sensitive USB MIDI controller, 8 assignable MIDI controller knobs, 3 digit 7 segment LED display, Fully assignable X-Y pad, Fully assignable joy stick, 1 assignable MIDI controlling slider, Transport control buttons and assignable jog wheel, Sustain pedal jack, USB 2.0 bus powered, M49 Editing Software - For Customizing Functionality, Multi-client MIDI Driver - For Multiple Virtual MIDI ports, USB buspowered - incl. USB Cable (or powersupply DC 9V - not included), Windows XP or later, Mac OS X 10.3 or later, dimensions: 240 x 820 x 80 mm, weight: 3,2 kg