Features: brand new and high quality Dual Gigabit Port network card, PCI slot, fast heat dissipation, high speed and stability. The chip for Intel 82576 controller is used to make the speed faster and more stable. Low power consumption circuit board, the current is faster and more stable. Gold-plated PCI gold fingers make contact more reliable, reduce hardware contact errors and cause sudden disconnection and other problems! Fully shielded 2 SFP interface, reduce loss, faster transmission speed, with heavy-duty anti-deformation baffle. Specifications: Model number:TXA067 Chipset:Intel / 82576 Ethernet Controller Port number: SFP + slots x 2 Standard:IEEE802.3 (1000BASE-SX, 1000BASE-LX, 1000BASE-ZX), LC Data speed:10/100/1000 / Mbps Interface:PCI for express 4x LED indicator:2 (1 / Port,) link (solid) and activity (flashing) Link speed (yellow = 1G) Size:approx. 120x18x130mm/4.72x0.71x5.12in Package Includes: 1PC x Network Card note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.