7 Weapons UNITEK Ultrahigh speed USB3.0 4 Port USB HUB Hub with Power 5V/2A Material:ABS Size:89*78*13MM Support Win98/2000/ME/XP / Vista / Win7/MAC OS 9.x or later USB3.0 interface, compatible with USB2.0 The data line L = 800mm, power 5V/2A