Yamaha PSR-110

The Yamaha PSR-110 is a portable keyboard synthesizer released in the early 1990s. It was popular among amateur and professional musicians alike, and was used by artists such as the Red Hot Chili Peppers, Radiohead, and the Beastie Boys.

The PSR-110 is a 61-key keyboard with a built-in sound module. It has a variety of sounds, including piano, organ, strings, and drums. It also has a built-in sequencer, allowing users to record and play back their own compositions. Additionally, the PSR-110 has a built-in rhythm machine, allowing users to create their own beats and rhythms. Finally, the PSR-110 has a built-in arpeggiator, allowing users to create complex patterns and melodies.