USB Extension Cable 4 Plugs, Charing Cable, Cable length=800mm, Changeable type . Input: 5V ; Outpu: 5V, 500mA USB Extension CableUSB To PDC/AU/FOMA/MINI USB 4 Plugs, Charing Cable, Cable length=800mm, Changeable type . Input: 5V ; Outpu: 5V, 500mAretracble cable ,smart,with high quality USB Extension Cable