Antoble products are made with the highest quality materials tested by manufacturer to match and/or exceed specifications of OEM products.</br>Industry Quality : Over voltage protection Over heat protection.Short circuit Protection. Light in weight and with heavy-duty cable-wire.</br>Build in Dynamic IC Charger IC & Power fuse for rapid charging and over charge protection.</br>Total cord length is extended to 6.5ft / 2M</br>Antoble product has a 30 day Money-Back Guarantee and a 1-year limited warranty.</br></br>Product Description</br></br>Compatible : Casio Piano Keyboard CTK120 CTK-120 CTK150 CTK-150 CTK401 CTK-401 CTK411 CTK-411 CTK471 CTK-471 CTK481 CTK-481 CTK495 CTK-495 CTK496 CTK-496 CTK519 CTK-519 CTK520L CTK-520L CTK541 CTK-541 CTK551 CTK-551 CTK560L CTK-560L CTK571 CTK-571 CTK573 CTK-573 CTK574 CTK-574 CTK591 CTK-591 CTK593 CTK-593 CTK671 CTK-671 CTK691 CTK-691 CTK700 CTK-700 CTK710 CTK-710 CTK720 CTK-720 CTK731 CTK-731 CTK2000 CTK-2000 CTK2100 CTK-2100 CTK3000 CTK-3000 CTK4000 CTK-4000 Casio Piano Keyboard CA-100 CA-110 CPS-101 CT-210 CT-240 CT-310 CT-360 CT-410V CT-460 CT-510 CT-605 CT-610 CT-615 CT-630 CT-636 CT-638 CT-640 CT-657 CT-660 CT-656 CT-670 CT-770?? Casio Piano Keyboard CTK120?? CTK-130?? CTK-149?? CTK-150?? CTK-50?? CTK-56?? CTK-230?? CTK-300?? CTK-330?? CTK-401?? CTK-411?? CTK-431?? CTK-450?? CTK-451?? CTK-470?? CTK-471?? CTK-480?? CTK-481?? CTK-485?? CTK-491?? CTK-495?? CTK-496?? CTK-500?? CTK-501?? CTK-510?? CTK-511?? CTK-515?? CTK-518?? CTK-519?? CTK-520?? CTK-520L?? CTK-530