Yamaha MX61BK Black 61-Key Music SynthesizerThe Yamaha MX61 61 Key Music Synthesizer in Black is a compact, lightweight Music Synthesizer with over 1000 Voices from the legendary Motif series plus deep computer and iOS integration. The MX61 Synthesizer features 61 semi weighted keys for keyboardists for legendary performances from the stage to the studio. Motif Sound Engine and VCM Effects The Yamaha MX61 61 Key Music Synthesizer features the Motif Sound Engine, allowing you to layer, zone,