4G630 by Tenda - is a 3G/4G Wireless N300 Router - designed for wireless network deployment in remote locations or temporary command centers. The device provides 3G/4G wireless WAN and wired Ethernet connectivity. By simply plugging in a compatible 3G/4G USB modem - a secure - wireless (up to 300Mbps) network is created - which can be shared by multiple users. The device automatically fails over to your wired connection if 3G/4G signal is lost. In addition - the universal repeater functionality enables the 4G630 to connect to existing WiFi for a secure connection.