8-piece electronic drum set with HDS110USB sound module. It features 10 factory presets plus 5 user-programmable drum sets, USB interfaces to connect with any virtual instrument and drum software (not included), HDS (High Definition Sampling) technology provides an authentic drumming experience and 123 studio-grade drum, cymbal and percussion sounds. It is equipped by realistic-feeling, natural playing trigger pads and cymbals, dual-zone snare for drum head and rim playing techniques and audio input to play along with your iPod, iPhone, iPad, or MP3 player. Built-in sequencer for play-along practice and performance.