4G Dual SIM Industrial VPN Router for Reliable IoT Connectivity

4G Dual SIM Industrial VPN Router for Reliable IoT Connectivity. Industrial Metal Design: Metal shell with IP30 protection, anti-radiation, and anti-interference for harsh environments. Wide Voltage Power Supply: Supports DC 6V to 32V with built-in reverse, overvoltage, and overcurrent protection. Multi-Protocol VPN Support: Enables secure networking with VPN, IPTABLE firewall, SNAT/DNAT, and DMZ host capabilities. Dual SIM 4G Connectivity: Supports 3G/4G/5G networks with dual SIM slots for reliable IoT data transmission. Flexible Serial Interface: Includes 1 RS232 port with optional RS485 function for diverse industrial device connections. High-Speed WiFi Capability: Supports 802.11 b/g/n standards with speeds up to 300Mbps and WPA2 encryption. Robust ESD Protection: Built-in 15KV ESD protection on SIM card interface and 1.5KV isolation on Ethernet ports. Full Customization Options: Offers full customization, minor customization, and flexible customization from samples or designs.