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Guy-Tech AC DC Adapter for Yamaha Psr-60 Psr-600 Psr-62 Psr-620 Psr-630 Psr-64 Psr-640 Psr-7 Psr-70 Psr-73 Psr-730 Psr-74 Psr-740 Psr-75 Psr-76 Psr-77 Electronic Digital Piano Midi Keyboard - Walmart.com