The Tosibox Lock 500 is a high-performance industrial networking device, with support for as many as 50 concurrent VPN connections. High VPN throughput connects equipment, controllers, cameras and PCs to one interface with end-to-end encryption. It has an integrated WiFi access point to connect wireless devices on-site. A built-in LTE modem is optional. It includes dual-SIM slots and automatic reconnection for always-on connectivity and four digital I/Os (two in and two out) to monitor and control the Lock 500. It has four RJ-45 Ethernets (one WAN and three LAN) for wired networking.