i）DielectricAntennaCenterFrequency 1575.42MHz 3MHzV.S.W.R 1.5:1BandWidth 5MHzImpedance 50ohmPeakGain ＞3dBic Basedon7 7cmgroundplaneGainCoverage ＞-4dBicat 90 ＜0＜+90 (over75%Volume)Polarization RHCP（ii）GSMAntennaCenterFrequency 850/1900MHzor900/1800MHzV.S.W.R 2.0:1Impedance 50ohmTypicalGain 2dBi+/-1dB@850MHZ; 2dBi+/-1dB@900MHZ; 1dBi+/-1dB@1800MHZ; 1dBi+/-1dB@1900MHZ （iii）LNA/FilterLNAGain(Withoutcable) 28dBTypicalNoiseFigure 1.5dBFilterOutBandAttenuation(f0=1575.42MHZ)7dBＭin f0+/-20MHZ;20dBＭin f0+/-50MHZ;30dBＭin f0+/-100MHZV.S.W.R ＜2.0DCVoltage 2.7V/3.0V/3.3V/5.0V/3.0Vto5.0V/otherDCCurrent 11mA Max （iv）MechanicalWeight ＜150gramCable GPS-----RG174 2meter,5meterlongorother GSM-----RG174 2meter,5meterlongorotherConnector GPS-----SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCXorotherGSM----SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCXorotherMounting ScrewMounting(holeorroofmounting)Housing Black （v）EnvironmentalWorkingTemp. -40℃~+85℃StorageTemp. -45℃~+100℃Vibration Sinesweep1g(0-p)10~50~10HzeachaxisHumidity Humidity95%~100%RHWeatherproof 100%Waterproof