Description: -Connector: SMA-Female type -VHF/UHF Frequency: Dual Band 144MHz/430MHz -Gain: 3.0dB; -V.S.W.R: Less than 1.5 -Impedance: 50 ohm Specification: Magnetic Base Mounting: 31mm/ 1.22inch Antenna Length: 390mm/ 15.35inch Cable Length: 3meters/ 9.8ft Package Includes: 1 piece SMA-F Antenna