Compatible with CB radios from many brand , improve quality and range to CB radio reception. The antenna works on all channel within CB radio frequency range of 26MHz to 28 MHz（Center 27MHz）, No tuning needed； Frequency Range: 26-28MHz (Center Frequency: 27MHz)；MAX RF Power: 30W；Cable: 3M/10Ft RG-58U；V.S.W.R: 1.2:1；Impedance: 50 Ohm；Antenna Height: 13 inch / 33cm; Weight: 480g; Compatible with：Uniden PRO505XL or Bearcat 980SSB / 880, Cobra 19 DX IV，Cobra HH50WXST HH50 MRHH350FLT C75WXST HHRT50；Midland:75-822 75-785 MHS75;Uniden: BC75XLT PRO401HH PRO501HH BC125AT;Other UHF/BNC Connector 27MHZ radios suitable for this antenna； Easy to install on the roof or trunk of any vehicle and enjoy quality signal reception.； Package List: 1 x Antenna kit, 1 x Adapter (As the Picture Shown); Don't worry about any problems, we have carefully checked each product, Any questions, please feel free to contact us, will reply within 24 hours;  Specifications:
Frequency Range: 26-28MHz (Center Frequency: 27MHz)
Impedance: 50 ohm;
Gain: 5dB；
Direction: Omni-directional;
Antenna Connector: PL-259 Connector;
Cable Type: RG58/U Coaxial Cable;
Cable Length: 3m / 10 feet;
Adapter：SO-239 to BNC Male Adapter;
Max Input Power: 30W;