Playing a piano duet, Changing the octaves of the duet keyboards – Casio PX-A800BN User Manual

Page 13

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Playing a piano duet, Changing the octaves of the duet keyboards | Casio PX-A800BN User Manual | Page 13 / 56 Playing a piano duet, Changing the octaves of the duet keyboards | Casio PX-A800BN User Manual | Page 13 / 56
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