Country of Origin china Specifications (1) Dieletric Antenna Center Frequency: 1575.42MHz±3 MHz V.S.W.R: 1.5:1 Band Width: ±5 MHz Impendence: 50 ohm Peak Gain: >3dBic Based on 7×7cm ground plane Gain Coverage: >-4dBic at –90°<0<+90°(over 75% Volume) Polarization: RHCP (2) GSM Antenna Center Frequency: 824MHz~894MHz(AMPS) 880 MHz~960MHz(GSM) 1710MHz~1990MHz V.S.W.R: 2.0:1 Impendence: 50 ohm Typical Gain: 2dBi+/-1dB at 850MHZ; 2dBi+/-1dB at 900MHZ 1dBi+/-1dB at 1800MHZ; 1dBi+/-1dB at 1800MHZ (3) LNA/Filter LNA Gain(Without cable): 28dB Typical Noise Figure: 1.5dB Filter Out Band Attenuation (f0=1575.42 MHZ) 7dB Min f0+/-20MHZ ; 20dB Min f0+/-50MHZ; 30dB Min f0+/-100MHZ V.S.W.R: <2.0 DC Voltage: 2.7V/3.0V/3.3V/5.0V/3.0V to 5.0V/other DC Current: 11mA Max (4) Mechanical Weight: <240gram Size: 96mm X 36mm X15mm Cable: GPS-----RG174 2meter, 5meter long or other GSM-----RG174 2meter, 5meter long or other Connector GPS-----SMA/SMB/SMC/BNC/FME/TNC/MCX /MMCX or other GSM-----SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX or other Mounting: Adhesive /Magnetic /Screw Mounting Housing Black (5) Environmental Working Temp: -40°C~+85°C Storage Temp: -45°C~+100°C Vibration: Sine sweep 1g(0-p)10~50~10Hz each axis Humidity: Humidity95%~100%RH Weatherproof: 100%Waterproof