Quality auto sound in the car for most drivers – it’s not just a chance to diversify his trip by sounds of music, but also a kind of power that gives each of us the vital energy. Music can bring sadness, and may, on the contrary, to raise the spoiled mood. Wondering over the purchase of a subwoofer in the car already available in the car audio equipment must be carefully analyzed before. It is important that the power level of family car speakers comply with the maximum level set by the bass subwoofer. In other words, if in the car a powerful subwoofer is establish, and the existing audio system on frequencies not pull it, then eventually you will make the audio sound just unbearable. Experts recommend to complete the front of the car by component speaker system, and back of the car – by coaxial speakers.