The 54 Mbps WLAN Network Adapter is a type of wireless network adapter (Wi-Fi card) that enables a computer or device to connect to a wireless local area network (WLAN) at speeds of up to 54 Mbps (megabits per second). This specific adapter is usually based on the 802.11g Wi-Fi standard, which supports wireless communication at speeds up to 54 Mbps.

A Windows driver for the 54 Mbps WLAN Network Adapter is software that allows your computer running a Windows operating system (e.g., Windows 10, Windows 11) to interface with the Wi-Fi adapter, enabling wireless network functionality like connecting to Wi-Fi networks, browsing the internet, and performing other network tasks.