The 3COM 3CXSH572BT OFFICEConnect was a PC Card network adapter designed to provide reliable wired Ethernet connectivity for mid to late 90's laptops. With its 10/100Mbps capability, the 3COM 3CXSH572BT OFFICEConnect allowed for fast data transfer rates and seamless network integration. It was equipped with an RJ-45 Ethernet port, ensuring easy connectivity to wired networks.