Singal Amplifier & Clear Audio-- ANT-309 Car Radio Aerial, frequency range is 85-112MHZ, professional manufacturing, with built-in amplifier to increase signal strength, stable output and high performance, ensuring clear and consistent audio Premium Material & Durable-- Made of high quality ABS plastic material, non-toxic and durable for use, designed for increasing effective receiving distance, reducing noise, and enhancing receiving sensitivity Compact & Exquisite-- Small and sleek size for you to stick the Radio Aerial Booster anywhere in almost any vehicle, totally a hidden built-in mini car radio antenna, 5 meters long enough wire, easy and convenient to use Quick to Install-- Easy to assemble, cost and space saving, just put adhesive tape on the antenna housing, can be directly stick on front or rear windscreen of your car, truck, boat, etc. Great replacement for the original car aerial, universal fitment