Specification 1) dielectric antenna Center frequency1575.42 mhz±3 mhz V.S.W.R1.5:1 Band width±5 mhz Impedance50 ohm Polarization typeR.H.C.P 2) lna/filter Lna gain(w/o cable)28±2 db typical Noise figure1.5 db Dc voltage2.2~5 v Dc current5~15 ma 3) mechanical MountingMagnet/adhesive HousingBlack CableRg174, 3m or others ConnectorSma/mcx/smb/bnc/fakra or others 4) environmental Working temp.-40?~+85? Humidity55%~75%rh Waterproof Ip67