Innovative interface allows all programming and sound to be activated from your computer. No batteries required. Program function to record your own rhythm and beats. Drum mat is flexible and can be rolled up Includes 2 drumsticks Includes custom software (Windows only) No batteries required! Powered by your USB (1.1 or 2.0) port Specification Including 6 playing pads Drum software Record/Payback Panel function: Play/Stop/Record/Program//Open/Save. Record Playback and programming Compatible System: Microsoft Windows 2000,XP,Vista or higher Package content : 1 x PC Desktop USB Roll-Up Digital Drum Pad Kit 2 x DrumStick 1 x Driver