Medeli digital drums. Model: DD-402. 10 preset drum kits. 108 instrument sounds. 40 preset patterns. LED display. Connectors: Headphones, Auxiliary, Out (L/R/Mono), MIDI, USB, On/Off. AC adapter. Controls: MIDI Out, Power, USB, Headphones, Start/Stop, Pattern, Kit, Voice, Click, Mode, Page, Demo, Tempo, and Volume. Includes 2 cymbal pads (ride and HH), 1 cymbal pad (crash with choke function), 4 drum pads (toms and snare), 1 HH control pedal, 1 kick control pedal, a pair of drumsticks, AC adapter, connection cables and 1 battery key.