The working frequency can be adjusted from 65 MHz to 375 MHz.
Fix 1/4" wave antenna precisely to max. transmitting frequency by the formula: element length (meters) = (300/frequency)/4.
Type: 1/4" Ground Plane Antenna
Support frequency range: 68-350 MHz
Antenna length: 20-112cm
Antenna construction: 4 pcs of telescopic Antenna
Wire connector: via BNC (Q9) connecting the wire
Available in shops, store, store, store, store, store