1. Fast and Stable: Ethernet supports data transmission. Up to 1000Mbps Ethernet LAN wired network, which can provide ultra-fast Internet speed, realize wired network access, solve WIFI instability, watch videos and play games more smoothly, and get the most pleasant online experience. 2. Easy to Carry: Small and portable, easy to put in a bag/pocket. 3. Drive-Free System Support: Truly drive-free, plug and play. 4. LED Indicator: There is a USB connection LED indicator, when it is normally connected to the Internet, there is an LED signal light to indicate. 5. Driver Support: For 7, 8.x, for 10 Server@2008 R2, 2012, 2016, 2019: for Linux 2.6.31 to 4.11.x for Versions only. Specifications: Name: For TXA082 RTL811 1H M.2 to PCI-E Gigabit Ethernet Applicable network type: fast Ethernet Bus type: for M.2 (B-KeyM-Key) Transmission rate: 10/100/1000IMbps Full duplex/half duplex: full duplex/half duplex adaptive Network connection type: RJ45 LED indicator: for LINK/ACT (connection work) Applicable models: desktop Chip: for Realtek RTL8111H Network standards: for IEEE 802.3 10BASE-T, for IEEE 802.3u 100BASETX. for IEEE 802.3ab1000BASE-T IEEE 802.3az Energy-Efhicient Ethernet, for IEEE 802.3x Flow Control, for 802.1q VLAN Tagging, for 802.1p Layer 2 Priority Encoding Weight: about 150g Colour: black Material: metal Size: 30 x 12 x 3cm Package Contents: 1 x gigabit network card 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.