Description: 1. Special Attention: Different Batches, Product Appearance, Color, Printing Words Will Be Different, Do Not Affect The Use 2. Chip Model: 82574L 3. Network Cable Interface Type: 1xRj45 Electrical Port 4. Applicable Field: Server/Desktop 5. Transmission Rate: 10m/100m/1000mbps 6. Applicable Network Type: Gigabit Ethernet 7. Full/Half Duplex: Full-Duplex/Half-Duplex Adaptive 8. Led Indicator: 2 Led Indicators 9. Transmission Media Type: Class 3/4/5/6 Utp 10. Slot Interface Type: Pci Express Gen1.0 11. Bus Speed And Slot Width: 1, Support X1, X4, X8, X16 12. Supported Operating Systems: Windows7x, Windows732-bit, Windows764-bitWindows server 2008, Windows server 2008 R2x, Windows 10Windows 8. 32-bitx, Windows 8. 64-bitx. Windows server 2012Windows Server 2012xR2, OS , OS LinuxFreeBSDx 13. IEEE Network Standards/Network Technologies: 10BASE-T, 100 BASE-TX, 1000 BASE-T size: 10.2 x 5.5cm Material: PCB colour: random color note: randomly colored. Cannot be chosen the specific color. Package Contents: 1 x Server NIC 1 x Low Profile Bracket 1 x Standard High Profile Bracket 1 x Driver CD 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.