Based on the LoRa Concentrator Engine: Semtech® SX1302. Built-in Heat Sink for thermal heat dissipation management. Supports 5 V / 2.4 A power supply. IP30 housing. TX power up to 27 dBm, RX sensitivity down to -139 dBm @SF12, BW 125 KHz. LoRa Frequency band support: RU864, IN865, EU868, US915, AU915, KR920, AS923.