Description Active antenna you need to power it up. High gain antenna. Center frequency: 1575.42 MHz ± 3 MHz VSWR: 1.5: 1 Bandwidth: ± 5 MHz Impedance: 50 ohm Polarization Type: RHCP Amplifier Gain: 28 ± 2 dB Typical Noise Figure: 1.5 dB DC voltage: 2.2 ~ 5 V DC current: 5 ~ 15 mA Cable: RG174 3M Connector: SMA, male pin Shell color: Black Gain: 4.5 Dbi Documentatino can be seen here.
