The wired charging version of the Huawei FreeBuds 4 wireless headset has been officially launched, supporting active noise reduction, and the price is 819 yuan in China.
The FreeBuds 4 headset charging box still uses a circular design, with a single battery life of 4 hours, 15 minutes of charging can bring 2.5 hours of battery life; with the charging box, it can support 22 hours of battery life.
Huawei said that FreeBuds 4 is equipped with a newly upgraded semi-open active noise reduction 2.0 technology, using semi-open adaptive technology (AEM), matching the ear canal to optimize the noise reduction effect, and the noise reduction parameters can be adjusted adaptively.
FreeBuds 4 uses a feed-forward microphone + feedback microphone design, a semi-closed wind-proof design, an enhanced pickup tube, and noise reduction technology to achieve 48kHz sampling rate vocal recording; there is also Huawei’s second-generation low-latency technology (90ms ) Blessing, 50% lower than the previous generation.
In addition, Huawei FreeBuds 4 also supports dual-device connection, seamless audio streaming, new audio connection center (easy to switch devices), high-definition vocal recording and other functions.
(Via)
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