1. Can install to the antenna base station directly. 2. -259 suitable for car mobile radio station. 3. Super short antenna, good concealment,effectively. 4. Ultra short built-in circuit board, signal to send and receive is strong. Frequency: Dual Band136-174MHz & 400-470MHz Gain: 2.5/3dB Max Power: 50W V.S.W.R: LESS 1.5 Connector: PL259 UHF Type Antenna Height: 9cm Walkie Talkie Type: Portable Model Number: -N2RS Frequency Range: 136mhz Storage Channel: 128 Maximum Range: 10km Type: Accessories Walkie Talkie Type: Car Coaxial Cable: 5m RG316 PL259 Connector Magnetic Mount Base: 5.5CM Compatibility: for :FT-1802M ,FT-1807, FT-7900R, FT-1900R,FT-2900, FT-2800M, FT-7800R, FT-8800R,... for : TM-271 ,TM-471,TM-281,TM-481,TK760,TK780,TK7160,TK7180,TK7102,TK7150 TK7302U,TK7360,NX700... for ICOM : IC-2200H,IC-2720H,F121S, F121, F5011, F5021, F5121D, F5061, F1721, F1821, F9511, V8000, V2300H,... for : VX2100,VX2200,VX4500,... for : TH-9800,TH-7800,TH-9000 for : -9500.. for :