Specifications:
Chipset: Realtek RTL8125
Network transfer rate: 10Mbps / 100Mbps / 1G / 2.5Gbps
Bus Type: PCI Express 2.1 (5.0 GT/s)
Bus Width: x4 Lane PCI Express
Product:
Connectors: 2x 8-Pin, RJ-45, Female
Dimensions: 4.72" (L) x 0.83" (H) x 4.88" (W)
Weight: 0.14 lbs
Color: Black
Environmental conditions:
Operating temperature: 32 to 104 degrees F
Storage temperature: 14 to 131 degrees F
Relative humidity: 5% to 85% RH (non-condensing)
Certifications/Standards: FCC, CE, RoHS

Country of origin: China

System Requirements:

An available PCIe Rev 2.1, x1 or larger slot
Windows 10 / 8.1 / 8 / 7 (32-/64-bit)
Windows Server 2016 / 2012 / 2008 R2 (32-/64/bit)

Package contents:

Dual 2.5G 4-Speed Multi-Gigabit Ethernet PCIe Card
Driver CD
Low profile bracket
Quick Start Guide