GPS Antenna Kit Home>Products>GPS Antenna Kit Accessories GPS Antenna Kit Various cable lengths up to 1,000 ft. are available. Product Features Weatherable polymer, all-plastic, non-corrosive, enclosure. Noise Figure: 2.5 dB Max. Group Delay Flatness: < 2 ns peak-peak 1575.42 MHz +/- 1 MHz. Band Rejection: 30 dB @ 1535 MHz, 60 dB @ 1615 MHz. Voltage Range 2.5 to 5 V. Will drive up to 250 feet of factory-supplied cable. For cables lengths greater than 250 feet, a GPS preamplifier is required.