Casekingdom Extendable UHF VHF Dual Band SMA-Female Telescopic Antenna AL800 For BAOFENG CB Radio Walkie Talkie UV 5R GT-3 UV-5R UV-82 Model: AL80. Antenna type: Telescopic antenna Band: Dual band ~ UHF/V. Frequency: 144/430MHz Range Of Frequency: 136~174MHz / 400~520MH. High Gain: 3.2dBi (VHF); 5.6dBi (UHF). Max power: 50 . V.S.W.R : &lt; 1.5 Impedance50 OHM. ConnectorSMA-F Female Interface. length220mm (retracted);950mm (full length)