According to Yamaha, the reason for the 88 keys has ... There are 36 black keys on a standard 88-key piano. The black keys represent sharps and flats. A standard piano with 88 keys has 52 white ...
The NS-2000A also has an all-new cosmetic design featuring gracefully elegant curves and an exquisite piano-black finish that’s like the finish used in Yamaha’s grand pianos. The Yamaha NS ...
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