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[Exploring the New Era of 2.5Gb]: The UGREEN usb to ethernet adapter supports a internet speed of up to 2.5Gb and enables your devices to run at full speed. Enjoy unbelievably fast downloads with NAS, fluent streaming, immersive gaming. (Please ensure your router, ethernet switch, or server support 2.5Gb ethernet.) [Rocket chip: Faster, Smoother, Cooler]: The ethernet to usb adapter is equipped with an updated Realtek RTL8156BG chip, delivering outrageous network performance. It has a smaller size to reduce heat dissipation and only consumes low power. And the performance of the dongle is more stable and the service life is extended. [Flexibiliy Upgrade 1Gb to 2.5Gb]: Immediately upgrade your network without updating your ethernet cable (cat 6 and above) and aged devices, just pair it with 2.5Gb-capable devices like switches and routers to give your aged devices new life! The usb network adapter also backward compatible with 10/100/1000 Mbps Ethernet. This flexibility is a notable advantage for you transitioning to higher-speed network. [Sleek, Strong, Stunning]: The ethernet adapter for laptop adopts high-quality aluminum casing. Additionally, it has a reinforced design that makes it very durable for daily use. And the USB 3.2 and LAN ports are resistant to plugging and unplugging. Indicator lights make transmission status clear at a glance. [Widely Compatible]: The usb to rj45 ethernet adapter performs as a rugged, communications bridge between the laptop, desktop, and an Ethernet network, like MacBook Air/ Pro, Dell XPS, iMac, Mac Mini.