1,material: rubber 2,plating: gold/nickel/tin 3,inside contact: brass and gold pate 4,best quality and competitive price Specification:GSM/CDMA/PCS/3G/WLAN SystemSector signal coverageBase station &Repeater station systemWireless telecommunication & Data transmission systembest quality and price of GSM external antennas1) Dielectric Antenna Center Frequency:1575.42 MHz±3 MHzV.S.W.R:1.5:1Bandwidth ...