The 3Com 3C589C Etherlink III LAN PC Card is a network interface card designed to provide high-speed Ethernet connectivity to computers. This card, from the reputable brand 3Com, offers reliable and efficient network access for a variety of devices. While the product does not include a dongle cable, users can easily acquire one to ensure seamless connection to their network. Perfect for enhancing the networking capabilities of personal computers, this LAN PC card provides a convenient solution for those looking to improve their online connectivity.