●25 keys with velocity assignable to controllers
●Octave\Pitch bend\Modulation functions
●3 velocity curve and one constant velocity
●1 program change knob
●USB interface, adaptable to USB 2.0(FULL SPEED).Power supplied by USB
●compatible with Win 10/8/7/Win XP/Vista and Mac OSX. Drive free and hot-plug supported
(The specifications are subject to change without notice)