How to choose anti radiation earphones?

Anti-radiation earphone, as a kind of functional headsets, its effects of isolating the mobile phone radiation is an important standard to judge if it is good. Whether adopting the metal shielded wire, air tube technology and none- magnetic earplug directly affect anti radiation effects. In addition, metal shielded wire and acoustic concentrator can also directly improve the sound quality. Whether using metal shielded wire also affects the service life of the headsets.
So the brand is the best quality assurance and the most important standard to choose a product. Zhongchangjiang as a leading company in the world to engage in research, develop and manufacture anti radiation headset, not only  has its original four anti-radiation technology in anti radiation area, but also its Ibrain anti radiation headphones have granted invention patents 48 countries (regions). Ibrain is your choice for caring your health