Feature:1. 25 velocity-sensitive mini-keyboard keys.2. 4 programmable memory banks.3. 6 control buttons: Edit, Mod, Pitch down / Pitch up, Octave down / Octave up.4. Plug and Play USB 2.0 cable, no need of driver installation.5. Comes with editor software.6. 4 programmable memory banks.1 rotary knob for tone adjustment.7. Comes with editor software.USB bus powered - no additional power cable needed.8. 1 rotary knob for tone adjustment.9. Plug and Play USB 2.0 cable, no need of driver installation.USB bus powered - no additional power cable needed.10. Compatible with Win 10/8/7/Win XP/Vista and Mac OSX. Drive free and hot-plug supportedSpecification:Features:25 velocity-sensitive mini-keyboard keys.4 programmable memory banks.6 control buttons: Edit, Mod, Pitch down / Pitch up, Octave down / Octave up.1 rotary knob for tone adjustment.Plug and Play USB 2.0 cable, no need of driver installation.USB bus powered - no additional power cable needed.Compatible with Win 10/8/7/Win XP/Vista and Mac OSX. Drive free and hot-plug supportedSpecifications:Color: BlackMaterial: PlasticOperating system: Support for Win10/ Win 8 / Win 7 / Win XP / Win Vista / Mac OSX.Item size: 34 * 10 * 3cm / 13.4 * 3.9 * 1.2inItem weight: 407g / 14.4ozPackage size: 39 * 11 * 5cm / 15.4 * 4.3 * 2inPackage weight: 544g / 19.2ozPackage List:1 * MIDI Keyboard Controller1 * USB CablePackage List:1 * MIDI Keyboard Controller1 * USB Cable