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Amazon.com: HQRP Elastic Keyboard Dust Cover compatible with Casio CTK-691 CTK-7000 CTK-720 CTK-800 CTK-810 CTK-811EX CTK-900 Digital Piano Synthesizer : Musical Instruments
Amazon.com: MaxLLTo 6ft Extra Long 9V 850mA AC Power Replacement Adapter for Casio CTK-700 CTK-800 CTK-900 CTK-2000 CTK2100 Keyboard Wall Charger Power Supply Cord : Musical Instruments