From enhancing your laptop's connectivity to ensuring seamless data transfer, the Usb31000SPTB Usb 3.0 to Gigabit Ethernet Adapter is a versatile solution for your networking needs. This compact and lightweight adapter allows you to add a Gigabit network port to your laptop or Ultrabook through a Usb 3.0 port, making it an ideal accessory for devices like Microsoft Surface Pro 4, Surface Pro 3, Surface 3, Surface Pro 2, or Surface Book.The adapter comes with an integrated Usb 3.0 pass-through port, ensuring your Usb port remains available for use with other peripherals. It supports 10/100/1000 Mbps Ethernet through its RJ45 port, which is fully compatible with Ieee 802.3i/u/ab standards. This ensures high-speed, reliable connectivity for all your online activities, from streaming high-definition content to participating in intense gaming sessions.The USB 3.0 to Gigabit Ethernet Adapter is not just about speed it's also about efficiency.