Simply plug inline with your head unit aerial connection and then plug the DAB plug into the DAB socket on the back of the headunit. DAB：179-240MHz. Just one aerial is needed to mount over windscreen,no need for another.
eBay
FPV 2.4G 2W 2000mW Mini Radio Signal Booster Amplifier Module for Phantom RC Transmitter FPV Extend
Aliexpress UK
High gain AM/FM DAB booster. Enables your fitted aerial to receive DAB stations. No need to fit a new serial. Boosts the signal to ensure good reception. DAB： 179-240MHz. Does require a +12v and a ground for operation.
eBay
Dab Radio Receiver in Car with Screen Stereo Sound Digital Signal Antenna Broadcast Adapter Dab+
Aliexpress UK
1 x Car FM Radio Antenna Signal Booster. Special Features : it can enhance the signal of FM Radio. Connector:FM universal adaptor. Aerial StyleAs pictures. TypeCar FM Radio Antenna Signal Booster. Classic Car PartNo.
eBay
DAB+FM+Car Stereo Antenna Aerial Splitter Cable Adapter 12V Radio Signal Amplifier Antenna Signal
Aliexpress UK
Boost your radio experience with this versatile FM/AM Signal Amplifier! Powerful Signal Booster: Amplifies FM/AM radio signals for crystal-clear sound quality. Anti-Interference Technology: Reduces static and enhances radio performance.
eBay
Turbowing-2.4 2.4G Radio Signal Amplifier Booster RC FPV Drone 2.4G Receiver and Transmitter
Aliexpress UK
The antenna installed on the windshield can be greatly improved without installing a second antenna. Antenna amplifier project length: about 660mm / 25.9in. Antenna booster. Antenna amplifier item length: about 330mm / 11.81in.
eBay
Hot Universal 12V Auto Car Radio FM Antenna Signal Amplifier Booster For Marine Car Vehicle FM
Aliexpress UK
Specifications: Color: black Material: copper+rubber Function: Repalce the old one, enhance the signal. Suitable model: universal (Motorcycles, Cars, Street Rods, Show Cars, Classics, Boats, Campers, Golf Carts) Features: The product is beautifully designed and easy to install. I believe it will make your car look brand new. This is a very flexible and flexible antenna, which is made of metal shaft inside. This antenna replaces your stock AM/FM radio antenna and does not affect On-Star, Bluetooth, GPS Navigation, or Sirius XM radio as those Satellite services use a separate antenna in your vehicle. Packaging include: .
eBay
Turbowing RY-2.4 2.4G Radio Signal Amplifier Booster for RC FPV Drone 2.4G Receiver and Transmitter
Aliexpress UK
DAB AM/FM active signal booster. Boosts your aerial signal for better AM/FM DAB reception. Proscan Automotive quality. Comes with fitting instructions. Installation is not complicated.
eBay
DC 12V-24V Car Radio FM Antenna 88-108MHz 25dB Signal Amplifier Booster FM Amplifier For Marine Car
Aliexpress UK
1 Car FM Radio Antenna Signal Booster. Special Features : it can enhance the signal of FM Radio. Connector:FM universal adaptor. Gain:25~30dBi. 1 Wiring Clamp. 1 Double Sided Tape. Model Year : The 5th Generation.
eBay
36dB Signal Amplifier Antenna Booster Tuner 200Mile Digital Indoor HDTV Antenna Satellite Receiver
Aliexpress UK