The is a factory-certified Wireless LAN (Wi-Fi) adapter designed specifically for select Epson WorkForce, Expression, and EcoTank printer models. It is a small, USB-shaped dongle that plugs into a dedicated port on the back or side of compatible Epson printers, enabling them to connect to 2.4 GHz wireless networks.
Even with the correct driver, issues can arise. Here are the most common problems and their solutions. epson wn6501cep wireless lan adapter driver download
The adapter is not a standard network interface card (NIC). Your PC will not recognize it. It only communicates with Epson printers. The is a factory-certified Wireless LAN (Wi-Fi) adapter