4 port usb hub,isolated usb 2.0 hub,4 ports ... &packed in 5ply carton,well protection &accept OEM 4 port usb hub,isolated usb 2.0 hub,4 ports usb ... hub 104 100% Brand New1 USB hub with 4-port 2 Fully compatible with the Universal Serial Bus Specification version1 ... Light weight and earsily portable6 Friendly and ergonomic design7 Individual port over-current protection8 Support OS: Win95/98/2000/ME/ ...