Cherub WRW-206 Drum Trainer Real drums sound (a total of five kinds, namely, kick drum, snare drum, cracking step, two anti-soun the whole song editing, in a total of 50 kinds of rhythm type, the user can design their own, playing in real-time control each drum sound volume. the rhythm type, default 30, the user can edit the 20 group (the user can edit the 20 custom section Loop play function, allows you to set your own rhythm styles and to play them for a specified number