Alesis SR16 Drum Machine/Groovebox

120 sounds accessible via MIDI, 12 velocity sensitive pads (with Dynamic Articulation), 233 sounds, other features: sound stacking, 50 preset, timing resolution: 96 ppqn, songs: 100, 200 preset), velocity response: 8 levels via pads (127 via MIDI), 16/18-bit sample/DAC resolution, notes: 12,000, time signature range: 1-128 beats per pattern, step editing, 16-voice polyphony, count/A/B/fill, kits: 50 user, tempo range: 20-255 bpm, footswitch functions: start/stop, 7-position user programmable panning, 12 sounds accessible via pads, patterns: 400 (200 user, sync: MIDI Clock/Song Position Pointer, stereo samples with reverb and ambience. Power: 9VAC external transformer. dimensions (WxHxD): 235x38x165mm, weight: 1.1kg. Includes power supply.