ANT-309 car radio antenna, frequency 85-112MHZ, stable output and clear . ABS , , can extend the distance, reduce noise and improve receiving sensitivity. Small size, can attach radio for almost all vehicles. Completely hidden, 5 meters long, enough wires, easy to use. Can be directly mounted on the front or rear windshield of a car. Great replacement for car , fit for most of car. Plug and for play. Adhesive is glued to the glass, and can be pasted in the outdoor room.