Features: A roof mounted combined DAB + FM aerial antenna. You don't 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. Universal for vehicles. Specifications: Color: black Material: ABS Power reguirements: DC 10.5V-16V Kelvenix Universal Roof Mount Active Amplified Radio Car Aerial Antenna Mast in Black