This listing is for a used 3Com Megahertz 10/100 LAN CardBus PC Card, model 3CXFE575BT, featuring the innovative XJACK® retractable connector. This PCMCIA network card is ideal for adding Ethernet connectivity to older laptops equipped with a CardBus slot. It supports 10 Mbps and 100 Mbps network speeds, providing reliable internet or network access. The card is in good cosmetic condition, as shown in the images, and was functional when last used. Perfect for vintage computer enthusiasts or for replacing a faulty network card in compatible systems.