Original part number :XA770A0. Now discontinued but last new price around £ 50.00.
Replacement speaker for Yamaha YFP70 digital piano XH108A00
Replacement speaker for Yamaha PSR4500 XG335B00
Replacement speaker for Yamaha PSR4500 XG201B00
Replacement speaker for a Yamaha PSR125 or Yamaha EZAG Electronic Guitar X2519A0
Replacement speaker for a Yamaha PSR-330 keyboard XN789B00
XL285A00 Replacement speaker for a Yamaha PSR185 , PSR160 or PSR74
