Retevis MR600 gmrs antenna is efficient for extending the communication distance; Length 32 inch;
Frequency: GMRS (462-467MHz); VSWR 1.5; Input impedance 50; Gain 4.5 dB; Polarization vertical; Power 50 W; ^^ Retevis CA40 black Mobile Antenna Mag Mount Base; diameter; 150mm; feeder interface; SL16. J; feeder length; 5m/ 16.4 ft; feeder material; RG58U; antenna interface; NMO ^^ Spring base; NMO interface; base diameter 1.5 inches; this long-range antenna is designed with a spring at the base and a coil at the center that allows for extra flexibility to help prevent ^^ Magnetic Mount Base; diameter 150mm Mount attaches magnetically; no drilling into the vehicle is required for installation of this antenna mount; making the location of the mobile radio antenna mount easy to adjust ^^ Durable to use; the gmrs mobile antenna is made of Stainless Steel; the mobile gmrs antenna supports long-term use