supplysource ac adapter charger for yamaha arius ydp-144 digital piano power supply mains psu supplysource supplysource ac adapter charger for yamaha arius ydp-144 digital piano power supply mains psu<br><br><b>notice:</b><br>1. please make sure the dc output and tip size of ac adapter are accordant before you order.<br>2. if you use the adapter for a long time, please keep it suitable ventilating and humidity. do not put it on the skin products.<br>3. please feel free to contact us if you have further questions.we will be more than happy to assist you<br>