Original part number :XN789B00.
XL285A00 Replacement speaker for a Yamaha PSR185 , PSR160 or PSR74
Replacement speaker for a Yamaha PSR-E363 keyboard YJ207B00
X3804A00 Replacement speaker for a Yamaha YPT200 PSR-E203
Replacement speaker for a Yamaha PSR125 or Yamaha EZAG Electronic Guitar X2519A0
Replacement speaker for Korg SP250 digital piano
Replacement speaker for Yamaha portable keyboard X7842A0 PSR-S500
