Casio GP510BP Celviano Grand Hybrid Piano (Polished Black Finish)The Casio GP510BP hybrid grand piano provides the experience of owning three of the finest pianos on earth. Designed in collaboration with renowned acoustic piano maker C. Bechstein, Casio's Celviano Grand Hybrid GP 510's astute combination of innovative and traditional elements raises the bar for today's hybrid pianos. The moment your fingers alight on the keys, you'll feel and hear the GP 510 Grand Hybrid's definitive grand piano authenticity; and