Accessory USA AC Adapter for Edirol Keys PCR-30 PCR-50 PCR-80 PCR-M30 PCR-M50 PCR-M80 Power Products trademarked Accessory USA are marketed and sold exclusively by Accessory USA Store. Warranty:30 days Money Back Promised/60 Days Free Exchange With Paid Return Label/365 Days Anytime Worry-Free Warranty!**100% MONEY BACK GUARANTEE !! IF OUR PRODUCT CAN NOT WORK WELL** Output : 9V 1A