10-12v dc 12 volt adapter cord = Yamaha YPT 320 310 keyboard plug power electric

Multitester tested for voltage. This is a voltageEQUIVALENT version adapterfor YAMAHA powersupply with the following:Input: ac 120VAC and Output: dc 12VDC 700mA (aka: 12 volt DC 0.7 amp). Amperage can be higher, but never lower. Round barrel connector witha hollow positive center. Converter, voltage regulator, transformer, adapter used for Willem EPROM programmer and YAMAHA electronic synthesizer instruments with PA-3B, PA-130 and PA-3C and many more keyboard models. Please check your device for power requirement. Photo is generic. Shape, size or color may differ from product photo. Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $6.(insured shipping).Please see other interesting products by JGrit.USPS 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.