Casio GP310 Grand Hybrid Digital PianoSound and touch. The senses that define your piano playing. It's those sensations that have been obsessed over for the new Casio GP310 hybrid grand piano in satin black. Created together with world renowned grand piano builders C. Bechstein, it delivers an experience you can't mistake. The GP310 actually uses a full grand piano action mechanism for enhanced realism. But this isn't just a gimmick this is the exact feel of a grand piano. By lifting the