R210 4G/3G Router with I/O WLINK R210 Series is the Intelligent 4G / 3G router designed for critical infrastructure, M2M, Iot and industrial applications. Datasheet Application Firmware FeaturesNetwork Type includes FDD-LTE/TDD-LTE 4G, DC-HSPA+/HSPA+/UMTS/WCDMA 3G and EVDO 3G.GPS capability for fleet management or other tracking applicationDTU serial communication functionCaptive Portal for WiFi hotspotOpenVPNPPTP Sever optionalSchedule reboot Customized acceptable