Keyteck NET-8139D. Connectivity technology: Wired, Host interface: PCI, Interface: Ethernet. Data transfer rate (max): 100 Mbit/s, Supported data transfer rates: 10/100 Mbit/s. Chipset: RTL8139D, Cabling technology: 10/100BaseT(X), Networking standards: IEEE 802.3. Weight: 12 g. Compatibility: PC