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In daily life, headphones are often used when listening to music, watching videos or playing games, but using headphones for a long time will cause damage to the ears. There have been related news before, such as frequent use of earphones resulting in hearing problems, doctors said that using non-compliant earphones will increase the risk of hearing damage. On January 13, the house secretary learned that, according to CCTV, nearly 50% of noise-cancelling headphones have insufficient noise reduction, which not only fails to protect hearing, but also poses a risk of hearing damage. According to the inspection and evaluation of the earphones by the Ministry of Industry and Information Technology, only the Edifier NeoBuds Pro and Xiaodu Active Noise Cancelling Smart Earphones Pro have obtained the A-level certification.
Only 2 noise-cancelling headphones have been certified by the Ministry of Industry and Information Technology
Among them, Edifier headphones use a unique cavity structure that conforms to the diaphragm moving coil and Louboutin moving iron. The active electronic frequency division DSP makes the ring iron unit show its true colors. Equipped with hybrid active noise reduction technology, the noise reduction depth can reach 42dB. In addition, this headset is equipped with a new three-microphone call noise reduction algorithm and wind noise detection mechanism, supports ambient sound monitoring, and has a battery life of up to 20 hours.
Xiaodu Active Noise Cancelling Smart Headphones Pro
Xiaodu headphones use dual active noise reduction technology, the maximum noise reduction depth can reach 40dB, and support dual microphones to detect environmental and in-ear noise. In addition, the headset supports real-time call recording to text, voice intelligent navigation, and has a battery life of up to 35 hours.
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