... copy. 2, the main function of By reading plugged into USB, SD / MMC / XD interface storage devices, play one ... RM, RMVB, MPEG1, MPEG2, MPEG4, DAT, etc. ; Support U disk, USB interface, mobile hard disk, SD / MMC / XD card, storage devices ... Length 1.5mComponent lineLine Length 1.5mUSB lineLine Length 1m,Dual-USB plugPower Adapter5V/2A Switching Power AdapterOptionalUltra-thin remote controlConvenient ...