Hello! Welcome to our store!Quality is the first with best service. customers all are our friends.Product FeatureFashion design，100% Brand New，high quality!UL ROHs certificationConfigurable with power switch and USB LED indicatorBackwards compatible with USB 2.0 and USB 1.1Equipped with VL812 ChipsetSize:L190*W34*H15mmColor:WhitePorts: 4USB3.0Transfer rate up to 5GbpsSupports plug and play functionNo Device Driver Required for Hub InstallationSystem Support: Microsoft Windows XP / Vista / 7 or aboveIdeal connection for hard disk drives， digital cameras， scanners， printers，external CD/DVD，flash memory drives and etc.Package included:1 x USB3.0 4 Ports HUB