3pcs Smart Electronics Sx1278 Lora Ra-02 Spread Spectrum Wireless Module / Ultra Far 10km / 433m

Description: Power supply: DC1.8-3.7V(3.3V) Chip: SX1278 Frequency: 433Mhz operating temperature: -40~+85C Features: LoRa spread spectrum modulation technology Super-far-distance communication 15KM +20dBm-100mW voltage constant when the RF power output High sensitivity: low to -148dBm Half duplex SPI communication Programmable bitrates up to 300kbps Supports FSK, GFSK, MSK, GMSK, LoRa and OOK modulation 127dB RSSI dynamic range Automatic RF signal detection, CAD models and ultra high-speed AFC With the CRC, up to 256 bytes of packet engine Small double stamp hole size SMD package Shielding shell IPEX external antenna (Ra-02) Package included: 3 x SX1278 LoRa Ra-02 Spread Spectrum Wireless Module