Yamahas Synthesizer Montage 61/76/88 Keys Montage Arrangement keyboard Workstation synthesizer Yamahas Electric Piano CP73 CP88 Beginner Adult Full Counterweight Keyboard Portable Professional Stage Electronic Piano Yamahas Synthesizer Modx6/7/8 Professional Play 88 Key Heavy Hammer Moxf Electronic Arrangement Keyboard size:109*45*25cm MODX6 129*46*26CM MODX7 151*53*26 MODX8 Yamahas Synthesizer DGX670 Professional Play 88 Key Heavy Hammer Yamahas DGX 670 Electronic Keyboard Piano