37 velocity-sensitive mini-sized keys (a 3 full octaves range plus one note)</br>Modulation and pitch bend wheels</br>Volume/Data knob</br>Octave Up/Down and Program Up/Down back-lit soft-touch buttons</br>Input for an optional sustain or expression pedal</br>Core MIDI (iOS) and USB class compliant (Mac/PC) - plug and play</br>Includes Lightning?? MicroUSB and USB cables for compatibility with iPhone?? iPad?? Android and Mac/PC</br>Comes with SampleTank 3 SE for Mac/PC and unloc