Rock Band 3 Wireless Pro-Drum and Pro-Cymbals Kit for Xbox 360 4 Durable drum pads / Metal-reinforced kick pedal / Sound-dampening, velocity-sensitive heads for more expressive performances Wireless connectivity/3 AA Alkaline batteries included Color-coded for Crash, Ride, or Hi-Hat configurations/New 10-degree strike angle Velocity-sensitive for precise drumming / Height adjustable / Easy-to-install clamp for quick setup Cymbals required for Rock Band Pro mode