产品特点:
* Frequency: 433Mhz+/-5MHz
* Length: 47mm+/-1mm
* Impedance: 50Ohm
* Gain: 2.5dBi
* Polarization: Vertical
* Rubber color: Black
* Connector Angle: Straight
* Connector type: SMA male (inside thread, inside pin)

应用范围:
It can be used in any 433MHz data radio modem with SMA  female connector