Yamaha MX61 BK Music Synthesizer V2 (Black) - 61 KeysThe Yamaha MX61 synthesizer controller rocks more than 1,000 killer MOTIF XS sounds, a class compliant USB audio MIDI interface, and deep controller integration with your favorite computer and iOS music software, including Yamaha's new FM Essential iOS synth app. With MX61, you don't have to sacrifice sound and playability for portability. The keys are full size and velocity sensitive. Bring this lightweight, compact synth controller to the studio or