Yamaha PSR-6700

The Yamaha PSR-6700 is a digital keyboard synthesizer released in the late 1990s. It was used by many professional musicians, including the likes of Herbie Hancock, Chick Corea, and John McLaughlin. The PSR-6700 is a 61-key keyboard with a built-in sequencer, arpeggiator, and a variety of sound banks. It also has a built-in effects processor, allowing users to create unique sounds. The PSR-6700 also has a variety of performance features, such as a pitch bend wheel, aftertouch, and a joystick for real-time control.