I trying to relace a lost power supply/charger for a CyberHome Portable DVD Player CH-LDV 707B. Powered by a 7.4 3000mAh Li-ion Bat. CH-BAT 808/30-L. Im asumming Ill need a supply rated around 9v 2.2a, seeing that what is stamped on the underside of the player " Rateing : DC IN = 9V 2.2A. Im unable to find anything on contacting Cyberhome, to try to get a replacement. can you help

Televison & Video - Cyberhome - CH-LDV 707B Portable DVD Player