25 Key USB MIDI Keyboard Controller with DAW Integration Chord Mode Scale Mode 8 Backlit Drum Pads Arpeggiator 8 Knobs Music Production Software Item Type: USB MIDI Keyboard Controller Material: ABS Color: Black Compatible Devices: Phone, for Mac, PC Connector Type: USB Supported Software: for Cubase, for Logic Pro, for FL Studio, for GarageBand, for Studio One, etc. Operating System: for Win, for OS X, for Android, etc. Keyboard: 25 Key Velocity Sensitive Keys, 10 Octave Range Drum Pads: 8 Assignable Backlit Drum Pads With Velocity Sensitivity Knobs: 8 Assignable Potentiometer Knobs Other Functions: Arpeggiator, Velocity Control Pitch Bend Wheel: Yes Modulation Wheel: Yes Power Supply: USB 5V Approx. Size: 380.5x181.5x56.9mm / 15x7.15x2.24in