USB Hub 4 Port USB 3.0 Hub Super Speed 5GbpsHIGH SPEED TRANSFER: USB 3.0, 10x faster than USB 2.0, up to 5Gbps transfer rate.Compatible with USB 2.0 and 1.14 USB PORTS: USB port for keyboard, mouse,printer, hard drivers and more USB devices, convenient for your life.OTG FUNCTION: Mobile phone become..