best gps tracker devices for 1575MHz car magnetic external gps antenna

Features:
1. Cable Type :rg174,rg136,rg58,rg1.13.rg1.37
2. Working Voltage:DC 2.0V - 5.0V

3. Center Frequency:10mA-30mA
4. Output Impednace:50 OHM
5.  Outer Band Attenuation:20dBi
6.  Amplifier Gain : 5dBi±3dBi
7.  Noise Figure :≤1.5dBi
8.  V.S.W.R ≤1.5dBi
9.  Operating Temperature -40°C - +85 °C  
10.Products usdage : GSM, GPS, TV, wifi, talkie walkie antenna

Quality is essential to both of us, we believe that High quality, Low   price,Mutual benefit will be good basis of our cooperation. 

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