HiRO H50070 10/100/1000 32 bit Internal Low Profile PCI Gigabit Ethernet Card RoHS Windows 10 8.1 8 7 Vista XP 32-bit 64-bit Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab Protocols: CSMA/CD Connectors: 1x RJ-45 connector Speed: 10/100 Mbps at half duplex; 20/200/2000 Mbps at full duplex Bus Type: Low Profile PCI Cable: Category 5 &amp; Category 5 enhanced Max. Segment Length: 100m/328 ft over Category 5 twisted-pair cable Fully Compatible with latest Microsoft Windows OS: Windows 10 8.1, 8, 7, Vista, XP 32-bit 64-bit, 2000, Server 2012 2008 2003 2000 32-bit 64-bit, ME, 98SE Auto-Negotiation that automatically supports data transmission speeds ranging from 10Mbps - 1000Mbps. No jumper settings are needed and the Adapter provides full plug-&amp;-play performance Connectors: 1x RJ-45 connector, Max. Segment Length: 100m/328 ft over Category 5 twisted-pair cable Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab Protocols: CSMA/CD