The MBR900 is a mobile broadband router that allows up to 30 devices to share an internet connection from a 3G/4G USB modem or wired broadband. It has built-in failover that automatically switches to the USB modem if the wired connection fails, and failback to switch back once the wired connection is restored. It provides security features like VPN, encryption, and firewall at an affordable price for small businesses.