Yamaha DTX Series DTX400K 10-Inch Electronic Drum Set [Electronics] DTX400 module with 169 drum sounds and 127 instrument sounds New KU100 kick unit for silent bass drum operation Large 10" Ride and Crash cymbals and 10" Hi-Hat cymbal HH65 remote hi-hat, allows half-open, pedal and splash hi-hat sounds. 7" drum pads designed for greater playability and durability