The diaphragm of earphones is the most fragile part of the sound unit, because in order to achieve high efficiency, the diaphragm material is very thin, so it is more susceptible to physical damage, and such damage is irreparable. It can be said that if the di...
Earphones with different impedances are mainly used for different occasions. On desktop computers, amplifiers, VCDs, DVDs, televisions, and other devices, high impedance headphones are commonly used. Some professional headphones have an impedance of even more ...