Ports: 1x USB-C compliant with USB3.2, 1x RJ45 10/100/1000Mbps/2.5G/5Gbps Ethernet LED Indicator Blinking Green: Auto-recognition and transferring at 5000 Mbps speeds. LED Indicator Blinking Amber: Auto-recognition and transferring at 10/100/1000/2500Mbps speeds. System Requirement:for /for MacOS/for Linux/for Chrome OS Model:-NWU340G Product Dimensions: 8x3.2x1.7cm/3.15x1.26x0.67in Cable Length:15cm/5.91in Note: 1. For 5 Gigabit network performance, use Cat 6 Ethernet cable or higher, your internet plan supports 5G, and that your Modem, Switch, or Router also support 5G output. Additionally, your PC's C port supports 5G or above for faster transmission speeds. 2. Plug and play (driver-free) functionality automatically installs drivers on systems. For and for Linux, the system comes with built-in drivers for seamless plug-and-play capabilities without the need for manual installations.For older systems, please download and install the Realtek RTL8156 driver in order not to affect the use of experience. Due to different product batches, the appearance , which does not affect the use. Colour:As Shown Material:Aluminum Alloy Package Contents: 1 * USB C to 5Gbps Ethernet Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.