Akai XR20

99 preset patterns and 99 user patterns, backlit LCD, integrated effects engine (reverb, EQ and compressor), 1x stereo aux output 1/4" TRS), headphone output, 12 pads, mic input 1/4" TRS), 2x1/4" TRS line outputs (L/R), MIDI I/O, 2 footswitch connections (start/stop and tap/A/B/fill). Powered via 6x AA batteries or AC adapter (included).