MyVolts 9V in-car Power Supply Adaptor Compatible with Roland eBand JS-10 Audio Player Guitar Effects This 9V high-quality in-car power adaptor serves as a replacement in-car adaptor for the Roland eBand JS-10 Audio player guitar effects Package Includes:- 9V in-car power supply, Suitable for 12V or 24V vehicles - cars, campervans, and caravans Warranty - 1 year from date of purchase