The 3COM 3C905C-TX-M Fast EtherLink XL PCI 10/100 Ethernet Network Card is a wired network card with an Ethernet interface card type. It has a maximum data rate of 100 Mbps and is compatible with PCI ports. This unit includes one network card with an Ethernet port and is manufactured by 3Com in Singapore. It is designed to provide high-speed Ethernet connectivity to computers and networking devices, making it a reliable choice for businesses and personal use alike.