Inateck 3 Ports USB 3.0 Hub and RJ45 10/100/1000 Gigabit Ethernet Hub Converter LAN Wired Network Adapter with a Built-in 1ft USB 3.0 Cable (HB4003) Add three USB3.0 superspeed ports and one RJ45 Gigabit Ethernet port, especially as flexible solution for Ultrabooks, notebooks and tablets featuring USB interfaces Theoretical maximum transfer of up to 5 Gbps, complete utilization of Gigabit Ethernet connection resources,(The actual transmission speed is limited by the setting of the device) Supports Hot Swap, Plug & Play, connected reciprocal compatibility with USB2.0/1.1/1.0 Supports IPv4/IPv6 protocols, dual channel transfer mode, automatic transfer and data stream reversing regulation Package Content: Inateck USB 3.0 Hub with 3*USB 3.0 and Gigabit Ethernet Adapter; One driver CD; One operation manual