Yamaha PA150 Keyboard AC Power Adapter Ceritified Yamaha power supply Input: AC voltage 120V, 60 Hz Output: DC12V 1.0A Cable length 8' 4" (2.54 Meters) Recommended for the following Yamaha Instruments: YPG-235, PSR-E453, NP32, DD75 WARNING: Use of aftermarket power supplies with your Yamaha instrument voids your manufacturer warranty