Amazon.com: HQRP USB in-Out MIDI Interface Cable Converter PC to Music Keyboard Adapter Cord Works with Yamaha PSR-225GM 61 Key Educational Keyboard: Musical Instruments
Yamaha 4.9' USB to Apple 30-Pin MIDI Interface Cable I-UX1 B&H
DISC Yamaha reface CP Electric Piano, MD-BT01 Bluetooth MIDI Adaptor at Gear4music
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