Features: 1.The vehicle?mounted digital DAB+FM radio antenna is suitable for general?purpose models and has a beautiful shape. It can be used well in vehicles, and can also be used well in RVs. 2.The parallel power carrier is designed to separate the power supply from the output 30cm power indicator. This parallel input power carrier scheme can greatly improve the signal reception and transmission. 3.A signal light is added to the power processing. The power indicator adopts light?transmitting technology, and the signal light automatically detects the fault function inside, which can detect the fault in time. It is convenient to judge whether the antenna is working normally or not. The red light is on to indicate that the antenna is working normally. 4.The installation is very simple, there are no complicated steps, and you will not waste too much time. It is fixed by a nut, which is not easy to fall off, is firm, and does not require frequent replacement. 5.High?quality ABS and PVC processing, not easy to fade, but also has the advantages of waterproof, dust?proof and corrosion?proof. Specification: Item Type: Car DAB+FM Antenna Material: ABS+PVC Color: Black Operating Voltage: 12V VSWR: Less than or equal to 1.5 Gain: 15db Impedance: 75 Fitment: General Installation: 1. Mount the roof antenna on the back of the car. 2. Hold the antenna in place with a mounting nut on the inside of the vehicle. 3. Pull the antenna output cable into the dashboard along the roof of the car. 4. Connect the radio FM connector to the corresponding function position of the car radio. 5. Connect the 12V power cord to the car power supply. PackageList: 1 x DAB Active Antenna