6FT USB 2.0 Cable for Yamaha Keyboard Controller: PSR-E373, PSR-E473, PSR-EW310 | eBay
Yamaha MG12XU 12-channel Mixer with USB and Effects | Sweetwater
Amazon.com: USB to Host Cable USB Cable Cord 10 Feet Compatible with Yamaha PSR-EW300,PSRE353,PSR-E363,PSR-EW410,PSR-E463,PSRE373,PSRE-343,PSRSX900,YPT260,YPT270,YPT360,P71,NP12,P45,P125 Portable Piano Keyboard : Musical Instruments
Yamaha QY100 Music Sequencer Communication Data Cable Prolific USB Programming Cable PL2303 USB RS232 Serial to Mini Din 8-pin - AliExpress