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UpBright 9V AC/DC Adapter Compatible with Radio Shack Concertmate 950 960 420-4023 Optimus Concertmate-990 Concertmate990 42-4040 Electronic Keyboard 410 9VDC 1A DC9V 1000mA Power Supply Cord Charger : Electronics - Amazon.com
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PKPOWER 6.6FT Cable AC / DC Adapter For RadioShack Concertmate-670 Cat. No. 42-4012 Keyboard Power Supply Cord Cable PS Wall Home Charger
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