Frequency Range:144Mhz/430Mhz(136-174Mhz&400-470Mhz) 87cm(34.25 in) stainless steel antenna.
Features:The maximum power 200W antenna has high specifications of vertical polarization and gain :3.25dBi (144MHz), 5.5dBi(430MHz) for better TX and RX.
Compatibility: Amateur Radio, Ham Mobile Radio, FRS GMRS Two-Way Radio,Walkie Talkies.
Anti-collision buffer springs are installed at the bottom.