kurzweil k-2500s, 76keys, v.a.s.t. variable architecture synthesis with 60 dsp functions, sampling board with s/pdif, adat, all three rom boards (piano, contemporary, orchestral), p-ram(can used 2000 sounds - without it about 500!!), 128mb ram, 32 track sequencer, 16 songs, 16 arrangement tracks, midi, dual scsi ports, 2.1gb hdd, iomega drive-100mb, soft case with wheels, many sounds... full loaded!!! 1a condition. trade possible-offer! i sell becouse i`ve got k-2500xs also