The most high-end headphones are wired headphones, such as the European brand of Baiya power, Sennheiser and other brands of ten thousand yuan headphones are wearing moving ring headphones, from this we can see that the real good sound of the expensive headphones is wired headphones, wireless headphones are made for the convenience of use, so the sound of wireless headphones is discounted, and the price of headphones is expensive and appropriate with commercial speculation behavior is also very much related.