... sim router, dual band wireless router, dual 3g router, dual router, 3g sim router, huawei wireless sim router, dual card wifi router, 3g+wifi router, ... to 64MB)Interface TypeItemContentWAN1 10/100 Mbps WAN port(RJ45), auto MDI/MDIX, 1.5KV magnetic isolation protectionLAN4 ... 10/100 Mbps Ethernet ports(RJ45), auto MDI/MDIX, 1.5KV magnetic isolation protectionSerial1 ...