Features: 1. Support existing CAT-5 UTP with automatic crossover detection 2. Fully compliant with PCI-Express Base Specification Revision 1.1 3. Single- (x1) PCI-Express with throughput up to 2.5Gbps 4. Compatible with PCI-E Mini Card Electromechanical specification revision 1.2 Compatible with Half size Mini card type form factor Fully Plug and Play compatible A high performance 1000BASE- Ethernet controller card Backwards compatible to 10/100BASE- networking 10/100/1000Mbps data rate auto negotiation operatio Compatible to existing CAT-5 UTP Fully compliant with IEEE 802.3, 802.3u, 802. Supports full duplex flow control (IEEE 802.3x) Supports IEEE 802.1P Layer 2 Priority Encoding Supports IEEE 802.1Q VLAN tagging Supports jumbo frame to 9K bytes Crossover Detection and Auto Correction operation ASM1182e chips. System Requirements ME, 98SE, 2000, XP, Vista, 7, 8, 8.1, 10 32-/64-bit Server 2003, 2008 and 2012 32 -/64-bit Color: green material: plastic Linux, DOS 10.4.X or above Package Contents: 1 x Network Adapter Card 1 x Low Profile Bracket with Cable 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.