4 port hub expand your devicersquos productivity capabilities by plugging your peripheral accessories into any of four available usb 30 ports lightning fast transfer speeds using usb 30 technology the hub supports transfer speeds up to 5 gbps which is 10 times faster than usb 20 plug amp play operation simply plug the expansion hub into your device and itrsquos automatically ready to go with no need for an additional power source or driver downloads near universal acceptance the ad