Very neat and stylish.Roof mount DAB car radio aerial.No need to unscrew mast for carwash, etc.Can also be fitted to wing, boot lid etc. (at slight expense of performance)Vandal resistant. AmplifiedDABFrequency:174MHz-240MHz (Band III)Impedance :50 ohmAmplification:20dBVSWR:less than equal 2.0:1Connector :SMA PlugCable:5M RG174GPSFrequency:1575.42MHzImpedance :50 ohmAmplification:28+/-3dbVSWR:less than equal 1.5:1Gain:32dbiConnector: FAKRA"C" JackCable: 5M RG174FMFrequency:87.5-108 MHzImpedance : 50 ohmAmplification:20dBVSWR:less than equal 2.5:1Connector:DIN PlugCable: 5M RG174Voltage : 12v direct feed for both DAB an AM/FMCurrent Consumption : 50mAListing Suitable for the Following DAB Radios:AutoDAB All ModelsBeat 400 485 DAB302EConnects 2 CTDAB-2Dual DAB CAR1Goodmans GFMTDBA10In-Phase All in- car DAB Except ProDABCautions:DAB / FM / GPS only.FM reception good, but not up to a top quality, full rod aerial.Not designed for AM reception; will nevertheless receive strong MW signals.Mounting surface must be flat to within 1.5mm.Must not be mounted on a panel whose underside is exposed to the elements.Max panel thickness: 2.5mmType: Roof Mount AerialsCable: RG174Length: 5MVoltage: 12VCurrent Consumption: 50mAcolour:BlackMaterial:ABSPackage Contents:1 x Digital Radio AntennaOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.