Features: High Gain External GPS antenna / aerial For VW For Audi Select Navigation system Compact Construction/ Low Profile and Fully Waterproof 3 Meter long Low noise High Gail water proof Roof mount 1575.42MHz Double shielded coaxial cable Super strong polycarbonate radome Amplified (active) GPS antenna to enhance and improve GPS signal reception. Built-in magnets for mounting on car rooftops or other metallic surfaces. Specifications: Center Frequency: 1575.42MHz Wire Length: 3 meter cable, RG174 V.S.W.R 1,5dB Voltage: 3V-5V Color: Black Material: Plastic, Metal The Magnetic base Size: 48mm x 37mm x 15mm (Length x Wide x High) Wire length:3m/118.11inch Working Temperature: -40 ~ +85 °C Impedance: 50 ohm Fitment: For Skoda Columbus; For VW RNS510(MFD3); For VW MFD2(RNS2)Golf 5 / Golf Plus / Jetta / Passat / T5 / Touran / Touareg / Mutivan; For Mercedes Comand Systems W209 /W211/ W219 Comand APS and APS50 For AUDI MMI (A6 4F, A8 4E); For Audi RNS-E(DVD Navigation)A3 / A4 / A6 / TT Packing list: 1 * Car GPS Antenna receiver