Specification: Universal roof mounted DAB + FM antenna aerial This will replace the roof aerial to allow both DAB and FM to avoid the need to add additional DAB aerials The amplifier built into the aerial antenna increases the signal for both DAB and FM allowing the reception even in areas in which would usually have poor radio reception. DAB: Frequency range B 174~237MHz/ L-Band 1452~1492MHz Gain: 10 dB Impedance: 50 Ohm AM/FM: Frequency range 525-1700Khz/ 87.5-108MHz Gain: 7 dB Impedance: 75-150 Ohm Voltage: 12V Cable Length: 5m with SMB (DAB) connection / DIN (AM/FM) connection Seperate red wire for power supply Size: about 45x45x300mm Mast Length (exlcuding base): about 23cm Package Includes: 1x Universal Roof Mount Active DAB + FM Aerial Antenna