12v 12 volt 0.3A power supply = Yamaha DX 27 27S keyboard cable electric plug ac

Multitester tested for voltage. Power supply voltage EQUIVALENT toYamaha adapter and other keyboard adapters with the following:AC input120V and DC output: 12 volt0.3A (aka:12vdc 300mA). Amperage can be higher but never lower. Round barrel connector with a hollow positive center. Please check your device for electrical compatibility. Questions are encouraged. Shape, size and color may differ slightly from photo. Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $5.(insured shipping).Please see other interesting items by JGritUSPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 4 days of receiving cleared payment. How long it takes to deliver to your door is strictlywithinUSPS control and not within the control of seller. Please leave 5 stars for seller 4 day drop-off time. Thankyou.1,RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fuk.rp73%28b0g%60%60%3E1-14ee882ab0c-0x112-->