What is a USB 3G modern?

A USB 3G modem is a device that connects to a computer or laptop via a USB port, allowing it to access the internet using a 3G mobile network. It functions as a portable broadband solution, enabling users to go online without relying on fixed-line connections. Typically, these modems are compact and can be used in various locations, making them ideal for mobile users. They require a SIM card from a mobile network provider to operate.