High quality brand new Reliable SupportAny customer who purchases a product will receive an 18-month warranty and 24-hour customer service, so if you have any questions or concerns, don't hesitate to get in touch with us. Please rest assured that we will always support our customers and our products.Plug & PlayUSB to Ethernet adapter serves as the bridge between RJ45 Ethernet cable and your laptop with USB 3.0 and does not require any driver or software installed. Choose and enjoy your hassle-free network speed boosting experience. (Note: driver is required on Win 11. You can find the User Guide in the "Product guides and documents" section of the listing.)Compatibility & FeaturesNOT compatible with Nintendo Switch. Compatible with ChromeOS, Windows (32/64 bit) 8/7/Vista /XP/10, Mac OS X 10.5 or later, Linux. Note that you can connect the adapter to a USB 3.0 hub. Compatible with features include Wake-on-Lan (WoL), Crossover Detection, timing recovery and IEEE 802. 3az Energy Efficient Ethernet. Compatible with IPv4/IPv6 Protocol. (If you are not sure, please feel free to let us know, we are very glad to help you.)Secure & StableWired network is known as being securer and more stable than wireless connections, and 's USB to RJ45 adapter is the perfect solution to maintain a safe and smooth network during online classes, video conferences, downloading large files, video streaming and gaming on your USB 3.0 laptops. But Not Recommended for TV.USB 3.0 Fast Transmission Ethernet Adapter supports 10/100/1000 Mbps at fast USB 3.0 speeds and is also backward compatible with both USB 2.0 and USB 1.1. Note: To reach 1Gbps, make sure to use CAT6 & up Ethernet cables. The speed of USB 2.0 will be limited to 10/100M.'s que designThe built-in intelligent chip RTL8153 offers high-speed transmission. The USB connector fits snugly into the port ensuring stable signal transport. Nylon braided cable adds up the durability without compromising on its flexibility for easy storage. LED indicator informs you of the working status and premium aluminum case for better heat dissipation.