Frequency: GPS 1575MHz+-3MHz Band width: +-5MHz Impedance: 50ohms SWIR: 1.5:1 Gain: >3dbi Cable: RG174 Frequency: GSM 890-960MHz, 1710-1990MHz Impedance: 50 ohms SWIR: <2 Gain: 2.15dbi Cable: RG174 Frequency: 76-110MHz (FM), 525-1700MHz (AM) Gain: +20dB (FM), +5dB (AM) Impedance: 75 ohms Cable: 3C-2V Voltage: 10-14V Cable length: 8'' Dia. of installation hole: diameter 15mm Color:Silver and Black For VW, GM, Audi, BWM, Peugeot