Features: 1) Working frequency: 1575.42MHz 2) LNA gain (without cable): 27dB 3) Typical noise figure: 1.5dB 4) VSWR: 5) Current: 15mA 6) Max. GSM working frequency: 824MHz - 894MHz, 1710MHz - 1880MHz 7) VSWR 2:1 8) Impendence: 50ohm 9) Peak gain: 2dBi at 900MHz, 2dBi at 1800MHz 10) Azimuth omni-directional polarization, linear polarization 11) Weight: 12) Size: 80 x 13mm 13) Cable: RG174, 4m long 14) Connector: SMA / SMB / BNC / MCX / MMCX / FME / SMC / TNC 15) Housing: black 16) Mounting: adhesive tape 17) 100%Waterproof Outer packing: Bulk 60pcs/ctn