The Netgear AirCard 779S AT&T GoPhone 4G LTE WiFi Mobile Hotspot Modem is a portable and reliable device that allows you to connect to the internet wirelessly on the go. With its compact black design and LTE technology, this modem provides fast and efficient internet access. It is compatible with AT&T's network and offers a simple way to share your connection with multiple devices. The AirCard 779S is easy to set up and use, making it a convenient solution for those in need of a mobile hotspot modem.