The Sierra Wireless EM9190 4G/5G M.2 Wireless WWAN Modem Card Adapter is a high-quality modem card adapter designed for use in computers and laptops. With its wireless external interface, it allows for easy connectivity to high-speed 4G and 5G networks. Manufactured by Sierra Wireless, a reputable brand known for producing reliable wireless networking products, this modem card adapter offers fast and efficient data transmission for a variety of applications. The compact M.2 form factor makes it easy to install and use, making it a convenient option for anyone in need of a wireless modem solution.