... 240vac, 50--60hz, 5v 500mA /1000mA /2100mA output.Specification for USB Travel Charger:1. Input voltage: AC100-240V 50-60Hz 2 ... 4 player, GPS, PDA, Iphone, Ipod, Ipad, PSP Game Pla ShenZhen ZhongXinTong Industrial CO,LTD is a professional manufacturer and exporter ... travel chagers,wall mounted switching adapters,power adapters etc.Specialized factory accepted OEM/ODM services . 5v 1a usb power adapter