E-MU Systems PK-6 Proteus Keys: 61-Key, 64 Voice, Sampler Synthesizer + ROM *
TheE-MU Systems PK-6 Proteus Keys : 64 Voice, 61 Key, Synthesizer. 1 - E-MU Systems Proteus 61 Key ~ PK-6 Synthesizer unit. For this price you wont find a 61 full size key synthesizer like an E-MU !