... palyer or cellphone6.External volume control7.Includes adapters pins for mini USB,Mirco USB,Apple 32-pin,PSP,LG,4mm8.Two 3 watt ... Li-ion Batteries(5200Ma Total) Self charging methodUsing USB cable and the specific Micro USB connector to charge this device from any of ... mALithium-ion battery3.7V/ 2600 mAhInput5V/1A Micro USBOutput5V/1A Mini USBMaterialEVA+PU+ABSColorBlack , can OEM ODMProduct N.W.270 ...