Yamaha PSR-85

The Yamaha PSR-85 is a portable keyboard synthesizer released in the late 1980s. It was popular among amateur and professional musicians alike, and was used by artists such as the Pet Shop Boys, Depeche Mode, and the Cure.

The PSR-85 has 61 full-size keys, 8-note polyphony, and a built-in speaker. It also has a variety of preset sounds, including piano, organ, strings, and brass. It also has a built-in sequencer, allowing users to record and playback their own compositions. Additionally, the PSR-85 has a variety of effects, including reverb, chorus, and delay.