Datasheet:http://www.e-lins.com/EN/download/H900-Datasheet-Eng.pdf More details contact: sales9(at) elins. com E-Lins H900 Series Router is the Dual Core CPU Gigabit and powerful high performance of Dual SIM 4G / 3G router designed for critical infrastructure, M2M, IoT and industrial applications; Dual Core CPU 880MHz Frequence; WAN RJ45 * 1 + LAN RJ45 * 4 + DIO + Serial + USB; 802.11n and 802.11AC 2.4GHz + 5GHz Dual band or Tri band WiFi; Industrial, rubust, secure and high reliable built-in 4g modem with 2 sim card slots, fail over and load balance; High data speed via 4G 3G 2G networks MIMO; Secure data transactions with advanced VPN options; Advanced dynamic routing, security and firewall features; Centralized manageable; GNSS GPS tracking optional; Serial port * 2; USB3.0 * 1; DI / DO port * 4; Wide range power input, dual power input;