TP-Link's TL-MR3220 3G/3.75G Wireless Lite N Router means that you can quickly set up a 150 Mbps wireless network on-the-go & share a 3G/3.75G mobile connection. By connecting a UMTS/HSPA/EVDO USB (Universal Serial Bus) card to the router, a Wi-Fi hotspot is instantly established allowing users to share an Internet connection anywhere 3G/3.75G coverage is available. So whether you're on the train, camping, or at a construction site, you'll have a reliable wireless connection to accommodate your networking needs.