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Description Overview GAOTek compact industrial IoT gateway for long-range communication, connectivity designed for long-range communication. This device supports multiple frequencies including CN470 MHz, US915 MHz, and EU868 MHz, with a transmission distance of 15 km line of sight and 2 km in urban settings. It features 23 dBm transmit power and a receive sensitivity of -142.5 dBm. The gateway offers adaptive data transfer rates and supports up to 2000 accessible nodes. It is ideal for industrial IoT applications, offering support for 2G/3G/4G and LAN network access.   Features 15 km line of sight transmission 23 dBm transmit power Multiple frequency support 2G/3G/4G and LAN access Adaptive data transfer rate Supports up to 2000 nodes   Technical Specifications Operating Frequency CN470 MHz, US915 MHz, EU868 MHz Transmit Power 23 dBm Receive Sensitivity -142.5 dBm Transmission Distance (LOS) 15 km (line of sight), 2 km (city) Access Method LAN, 2G, 3G, 4G Data Protocol UDP, TCP, MQTT LoRa Antenna T-NC female interface 4G Antenna T-NC female interface Voltage Input 6 V to 36 V DC Max Output Power 27 dBm Number Of Accessible Nodes Up to 2000 Supported Frequencies CN470 to 510 MHz, US915 MHz, AU915 MHz, etc. Lightning Protection Effective grounding protection