TX433-JKD-20P 433MHz LoRa antenna 4dBi high gain omni wireless device module antenna for communication [Antenna type]:Rubber antenna [Frequency]:433M [Interface]:SMA-J [Resistance]:50Ω [Gain]:4.0dBi [Standing wave (SWR)]:≤1.5 [Weight]:21±1g [Introduction]:LoRa antenna