MikroTik KNOT RB924i-2nD-BT5&BG77 is a MikroTik IoT Gateway type device designed for connecting various sensors, Modbus devices, and IoT systems to a network.Key Technical SpecificationsCPU architecture: MIPSBECPU: QCA9531Number of CPU cores: 1CPU nominal frequency: 650 MHzRouterOS license level: 4Operating system: RouterOS v7RAM: 64 MBNAND storage: 128 MB2.4 GHz: 802.11a/n2.4 GHz throughput: 300 Mbit/s2.4 GHz number of chains: 22.4 GHz antenna gain: 1.5 dBi10/100 Ethernet ports: 2Certifications: CE, FCC, IC, EAC, RoHSIP rating: IP20Power methods: 3 (DC jack, PoE-IN, MicroUSB)MicroUSB input voltage: 5 VDC voltage range: 12–57 VInput: PoE: 802.3af/atCooling type: PassivePoE-in input voltage: 18–57 VMax power consumption: 18 WDimensions: 122 x 87 x 26 mmOperating temperature: -40°C to 70°C