1 / 1 GSM Quad Band Magnetic type Antenna Structure Figure VSWR Antenna Tube Antenna cover ABS(Black) ABS(Black) Connector SMA Straight Plug or per request Cable RG174 coaxial cable (Black) Cable Length 3M or per request Working temperature -20°C~+80°C Unit: mm Return Loss Frequency 850/900/1800/1900 MHz Impedance 50 Ohm return loss -10.093dB@850 MHz -14.587dB@900MHz -14.761dB@1800MHz -10.316dB@1900MHz VSWR < 2.0