Applicable network type: Fast Ethernet Bus type: MINI PCIE Product name: Single port 2.5G Gigabit Mini PCle electrical port network card Transmission rate: 2500Mbps Full duplex/half duplex: full duplex/half duplex adaptive Network connection: type RJ45 LED indicator: LINK/ACT (connection work) Applicable models: desktop Main chip: RTL .8125 Network Standard: IEEE 802.3 10BASE-T, EEE 802.3u 100BASE-TX, IEE 802.3ab1000BASE- .T IEEE 802.3az Energy-Efncient Ethernet, IEEE 802.3x Flow Control, 802.1q VLAN Tagging, 802.1p Layer 2 Priority Encoding Driver Support: @ 7, 8.x, 10 Server@ 2008 R2, 2012, 2016, 2019; Linux 2.6.31 to 4.11.x Versions only Material: plastic colour: As shown Package Contents: 1 x PCIE 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.