Mobile Antenna NL-R2 Frequency Range: VHF: 136-174MHz, UHF: 400-480MHz. Max Power: 100 Watts. Impedance: 50 ohm. Gain: 2.15/3.0 dBi. Polarization: Vertical. Radiation: Omni. VSWR: <1.5 NL-R2 Antenna Length: 15.95in/40.5cm. Weight: 74g. Radome Material: Whip steel. Color: Black. Operating temperature: -40～80 ℃. Strong Magnetic Mount Base: with PL259 Male Connector. Cable Length: 13.12ft/4m. Base Diameter: 3.54in/9cm. Weight: 498g. Package Includes: Mobile Antenna NL-R2 *1, PL259 Male Connector Magnetic Mount Base *1, Hexagon Wrench *1. Mobile Radio Antenna Dual Band VHF/UHF 136-174MHz/400-470MHz and PL259 Male Connector Magnetic Mount Base for Vehicle Ham Radio Car Truck Amateur Radio NL-R2. Mobile Antenna NL-R2 Frequency Range: VHF: 136-174MHz, UHF: 400-480MHz; Max Power: 100 Watts; Impedance: 50 ohm; Gain: 2.15/3.0 dBi. Polarization: Vertical; Radiation: Omni; VSWR: <1.5; Length: 15.95in/40.5cm; Weight: 74g; Radome Material: Whip steel; Color: Black; Operating temperature: -40～80 ℃; Compatible with Amateur Mobile Radio, Ham Radio, FRS GMRS Two Way Radio: BTECH, ICOM, Kenwood, Midland, Yaesu, TYT, AnyTone, Radioddity, Cobra, Uniden, President, Galaxy Audio, Pro Trucker, Stryker; Compatible with: Marine Boat VHF Radio, Ham Radio, Two Way Radio, Amateur Radio Mobile Transceiver, FRS GMRS MURS Radio, Walkie Talkies; Magnetic Mount Base: With PL259 Male Connector Cable Length: 13.12ft/4m; Base Diameter: 3.54in/9cm; Weight: 498g; Package Includes: Mobile Antenna NL-R2 *1,PL259 Male Connector Magnetic Mount Base *1,Hexagon Wrench *1