4G router is an industrial networking high-speed router with full line compatible 4G / 3.5G / 3G / 2.5G network, flagship configuration, VPN link, industrial-grade protection, wide temperature design, stable wireless transmission network. Besides, it is easy to set up high-speedcan and provides long-distance wireless data transmission for users by public TD-SCDMA network.
General 4G router provides a RS232 (or RS485 / RS422), four Ethernet LAN, an Ethernet WAN and a WIFI interface, which can be connected to serial devices, Ethernet devices and wifi devices and achieve transparent data transmission and routing features.
4G router principle: Embed wireless 4G module in the original router. First of all, users insert a tariff card (SIM card) into 4G router, then dial-up networking through the operator 4G network WCDMA and TD-SCDMA, then you can achieve data transmission, Internet access and so on. As long as the phone, computer or psp have a wireless card or wifi function, they can be connected to internet through the 4G wireless router which can share Internet. 4G router provides a great convenience for wireless LAN sharing 3G wireless network.
Some manufacturers also have a wired broadband interface, which can access to the Internet without 4G. Through the 4G wireless router, you can also achieve broadband.