Add a Gigabit Ethernet port and a USB 3.0 pass-through port to your laptop through a single USB 3.0 port
*The RJ45 port supports 10/100/1000 Mbps Ethernet
*Gigabit Ethernet port through a USB 3.0 connection
*Integrated USB 3.0 pass-through port
*Compact, lightweight design for maximum portability
*Aluminum alloy housing with good heat dissipation