The Netgear Aircard 340u AT&T Beam 4g LTE USB Mobile Broadband Modem 65398 is a black USB modem designed for AT&T's cellular network technology. With a maximum wireless data rate of 100 Mbps and a single LAN port, it offers fast and reliable connectivity for devices such as computers, tablets, and smartphones. The modem is unlocked, allowing for flexibility in choosing a carrier, and is manufactured in China by Netgear. Ideal for those in need of a portable and efficient mobile broadband solution for their on-the-go connectivity needs.