Professional electronic drum set. It comes with built-in 232 types of French Dream ultra-realistic drum sound, a simple interface and customizable sound library. Featuring velocity-sensitive trigger, you can set parameters on drum pad triggers to ensure the best possible response to play. Along with built-in four types of drum coaches like Practice features including Quick Record/Quick Play, add effects and drum group functions, DM-4 is the best choice whether you are on stage or at home.