akai mpc 2000 midi production center fully expanded to 32 mb.great for hip-hop and dance music.the only flaw on this unit is 3 very small paint chips ,but everything is 100%.included is ac cable,2 operating system disk's.variable 22 and 44.1 khz sample rates in stereo or mono and at 16- or 8-bit resolutions all the necessary edit tools are here: time comp/exp, tune, pitch shift, truncate, looping, key placement, velocity effects and more up to 32 voices of polyphony, complete midi.sequencing real or step with swing and quantizing functions also available.please email me with any questions.insured shipping $25.00 paypal accepted.