TP-LINK's TL-MR3420 3G/4G Wireless N Router allows you to quickly set up a 300Mbps wireless network on-the go and share a 3G/4G mobile connection. By connecting a UMTS/HSPA/EVDO USB card to the router a Wi-Fi hotspot is instantly established allowing users to share an Internet connection anywhere 3G/4G 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.
Nothing is more frustrating than losing your Internet connection in the middle of your work. To avoid such interruptions and provide our customers with an always-online connection TP-LINK is introducing the TL-MR3420 a robust 3G/4G wireless N router with true 3G/WAN failover capability.
You can set a primary link 3G/4G or WAN (xDSL/Cable). TL-MR3420 switches to the secondary link when your primary service is interrupted. Once the service is restored the router will automatically failback to the primary link–keeping your business online with the minimal interruption to users