ITEM NAME:CBC-435 UHF VHF Dual Band Antenna 145MHz 435MHz for Mobile Radio PL-259 A#S Product Description Description: Specification: Model: CBC-435 Applicable frequency: center frequency 145/435MHz (applicable to 136-174/400-480MHz) Gain: 3.5dBi Withstand power: 120W Impedance: 50ÃŽ © VSWR: