Product description Compatibility: This GPS antenna Compatible with the following GPS units: Pioneer AVIC-5000NEX AVIC-6000NEX AVIC-7000NEX AVIC-8000NEX Features: Brand New 5 Meters GPS Antenna Active Gain for better signalBuilt-in Powerful Low Noise AmplifierMagnetic Base Specification: Dielectric Antenna Center Frequency 1575.42MHz±3 MHz V.S.W.R 1.5:1 Band Width ±5 MHz Impendence 50 ohm Peak Gain >3dBic Based on 7×7cm ground plane Gain Coverage >-4dBic at –90°