Features: brand new and high quality The network card adopts 8111F chip, high compatibility, low occupancy rate, single port Gigabit network card, support speed 10 100 1000M self-sensing network The network card is suitable for servers, industrial computers, soft routers and other fields, or devices with mini network card slots, notebooks Fully compliant with lEEE802.3.802.3u.802.3db/support full duplex control (lEEE802.3.X)/ Support lEEE802.1Q VLAN / support lEEE802.1P- second layer priority coding The network card adopts 8111F chip, high compatibility, low occupancy rate, single port Gigabit network card, support speed 10 100 1000M self-sensing network Suitable for servers, industrial computers, soft routers and other fields, or devices with mini network card slots. Notebooks can also be used, but the bottom cover cannot be covered. Buyers do their own research. Fully compliant with lEEE802.3.802.3u.802.3db/ Support full duplex control (lEEE802.3.X)Support lEEE802.1Q VLAN/ Support lEEE802.1P- Layer 2 priority coding Package Includes: 1PC x PCI-E Gigabite Network card Specifications: Speed: 1Gbps Data Transfer Rate:10/100/1000 Mbps Chipset:Realtek RTL8111F External Ports:1x RJ-45 Ethernet Port Host Interface:Mini PCI-E Size: approx 29.9x50.7mm/1.78x2.0in Applicable Network Type: Ethernet Fully compliant with PCI-Express Base Support for windows win7 win8 win8.1 win10 win11 Linux DOS Mac- Supports lPV4 and lPV6 correction and offload; Supports 9K bytes jumbo frames; for cross detection and automatic correction operations note: MINI PCI-E network card slot does not support MSATA hard disk slot. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3mm measuring deviation due to manual measurement.