The AT & T MiFi 2372 Mobile Hotspot lets you gain wireless access to the Internet from virtually anywhere, with any WiFi-enabled device, with the simple push of a button. MiFi 2372 supports up to five individual users, share your high-speed connection with friends, family, or co-workers. This MiFi 2372, which fits in the palm of your hand, is the fastest and easiest way to get online on the go. Get instant access to email, large files, and the internet. Transfer files easily with a built-in microSDHC slot providing expandable storage capacity of up to 16GB.