Jiashan Jinchang Electron Co.,Ltd is one of the leading 169mhz antenna jcv722 manufacturers and suppliers,Website:http://www.antennascn.com, welcome to import 169mhz antenna jcv722 from our factory. 169 Antenna Product Overview: Intelligent gas-meter 、Intelligent water meter、intelligent heat meter、intelligent Ammeter Product Performance: Waterproof: IP67 ; anti-corrosion,salt spray test over 48 hours Specuficztions: 169 MHz Antenna Specifications: Antenna Center Frequency 169±3MHz Band Width CF±8MHz Polarization Linear Gain 2.0dBi(Zenith) V.S.W.R <2.0(min) Impendance 50Ω Connector SMA Environmental Operating Temperature -40℃~+85℃ Vibration 10 to 55Hz with 1.5mm amplitude 2hours Environmentally Friendly ROHS Compliant