Apirit 509-199014000273263 AC Adapter For YAMAHA PSR-270 PSS-450 PSS-590 Keyboard Power Supply Cord
Yamaha PSR-270 1990s Black | Reverb
OMNIHIL AC/DC Power Adapter/Adaptor for Yamaha Keyboard PSR 270 Replacement Switching Power Supply Cord Cable PS Wall Home Charger Mains PSU - Walmart.com