The Linksys Wireless-G Notebook Adapter WPC54G V3 is a Wi-Fi network card designed for use with laptops and notebooks. It enables your laptop to connect to wireless networks using the Wireless-G (802.11g) standard, which provides data transfer speeds of up to 54 Mbps (often sufficient for basic internet browsing and other typical uses).

To use this device on a Windows computer, you need to install the Windows driver that allows the operating system to communicate with the hardware and access wireless networks.