433MHz Lora Rubber Duck Walkie-talkie Antenna

Product Overview: This 433MHz Lora Rubber Duck Walkie-talkie Antenna is professionally designed for 433MHz LoRa communication systems, employing an optimized 1/4 wavelength helical structure to achieve an effective gain of 3dBi within a compact size. The all-rubber encapsulation provides excellent shock and water resistance, optimized for applications such as outdoor walkie-talkies, IoT terminals, and remote monitoring equipment, significantly improving communication distance and signal stability.   Product Basic Parameters Operating Frequency: 433MHz ± 10MHz Center Frequency: Supports 430-440MHz Center Frequency: 433MHz Gain: 3dBi VSWR: ≤1.5 @ 433MHz Impedance: 50Ω ± 5% Connector Type: SMA, compatible with most walkie-talkies Optional Connectors: TNC male, N male (customizable upon request) Protection Rating: IP65, dustproof and waterproof, suitable for outdoor use Polarization: Vertical Polarization Radiation Direction: Omnidirectional (Horizontal Plane) 360° Uniform Coverage Max…