10piece wholesale panda mini usb 25 keys midi keyboard controller with 8 drum pad beat maker

no driver required, plug and play.compatible with win10/win8/win7/winxp/win vista,mac and ios. 25 keys with velocity assignable to controllers, with 3 velocity curve and one constant velocity. 4 assignable control knobs, 4 assignable control sliders and 4 banks for different settings. 8 control buttons: cc mod, mod, bank, program, pitch down / pitch up, octave down / octave up. 8 trigger pads with velocity and assignable to controllers.hold cc mode and octave down or octave up to select the backlit rgb color of 8 pads.