The Belkin 100 PCMCIA Modem Combo PC Card Ethernet is a versatile network and modem combo card designed for laptops. With a maximum data rate of 100 Mbps, this PC card offers fast and reliable internet connectivity. Featuring an Ethernet interface (RJ-45), it allows for easy access to high-speed networks. The Belkin FD5020 model is known for its user-friendly design and compatibility with various devices. Perfect for users looking to expand their laptop's networking capabilities, this PC card is a convenient and efficient solution for accessing the internet on-the-go.