Check the listing for details. yamaha p45 digital piano. Condition: Used. Listed at 460.00 USD. The Yamaha P-45 electric piano offers an 88-key GHS keyboard that mimics the feel of an acoustic piano. It provides 10 voices, including grand and electric piano sounds, catering to various musical preferences. Designed for both new and experienced players, it's lightweight and easy to move around, suitable for practice or gigs.