The 868MHz LoRa 3dBi spring magnetic antenna, which comes with a 3-meter RG174 cable and a SMA male straight connector, is a great option for upgrading LoRa-based wireless communication systems. With a 3dBi gain, this antenna ensures steady signal strength and consistent performance throughout medium-range distance. Its spring magnetic base allows for simple installation on metal surf... https://eteily.com/868mhz-antenna/222-868mhz-lora-sigfox-3dbi-spring-magnetic-antenna-manufacturers-in-usa.html