Worlde Ultra-Portable Mini Professional 25-Key USB MIDI Drum Pad and Keyboard Controller The USB keyboard MIDI controller provides you with a fast and easy way to edit parameters. Two banks of each 8 performance pads, for 16 pads in total, can easily be assigned as pads, MIDI CC buttons or Program change switches. It works with for other software. The integration of mini Lab and analog lab creates an amazing hybrid synthesizer with excellent functionality and great sound. Features: Portable software MIDI controller. 25 note velocity-sensitive USB keyboard. 16 assignable encoders to program or perform. 16 pads (two banks of each 8 pads/buttons). A shift pad to shift 1-8/9-16 pad. Pads can send note information, MIDI CCs and program changes. Access to 8 user presets further expands all of this control. Pitch and modulation touch strip. Dedicated octave up, octave down. With 1/4" footswitch input. USB interface, adaptable B2.0 (full speed). Works with for tablet (camera connection kit required). Compatible for Win8/7/XP/Vista and OSX. Specifications: Color: White Material: Plastic Power supply: USB Item Size: 37 * 20 * 5cm / 14.5 * 7.8 * 2in Item Weight: 960g / 33.8oz Package Size: 41 * 21 * 6cm / 16.1 * 8.2 * 2.3in Package Weight: 1295g / 45.7oz Package List: 1 * MIDI Controller 1 * USB Cable  Note: Controller connection kit is not included.