Mark Vinson Mark levinson's top bass car horn is ok. Doctor's audio is not popular, in fact, it is rare, but too much imitation has caused the illusion of "popularity". At present, car stereos rarely appear in Vinson and macri, but they are all high-end products of HIFI. Many low-end products of Harman Kardon's car audio appear on10 ~150,000 vehicles, and there are also many counterfeit products in China. The car stereo does not account for a large proportion of the original car, and few people will buy this car after watching the car stereo.

How to distinguish the quality of car stereo: The wonderful and clear sound quality is very clear and transparent, and every word can be heard clearly. Full-bodied, full bass, moderate treble, warm, comfortable and elastic. Kindness is what people usually call vividness, that is, there is a sense of communication and confession in the voice they hear. The sense of balance refers to the coordination of the output power ratio between the left and right speakers, the main speaker and the auxiliary speaker and the correctness of the phase. Loudness In terms of loudness, good sound quality sounds appropriate and comfortable.