The ZTE MF79U is unlocked for all networks. Simply activate your data SIM, insert it into the device, and you're ready to go. Create a Wi-Fi hotspot that connects up to 10 devices while you're on the move, at work, or for home entertainment. It offers high 4G download speeds of 150 Mbps and an upload speed of 50 Mbps, with an FDD-LTE network frequency of 2100 MHz, allowing you to stay connected with ease and speed. The device can be connected directly to a computer or laptop or used via a wall outlet with a USB power adapter or a car cigarette lighter with a USB adapter. Ideal for affordable Wi-Fi in a bus or taxi.