Demonstrated the development of Huawei’s full-scenario ecological strategy at today’s Huawei’s full-scenario smart life conference. The first product to be displayed today is the Huawei FreeBuds 4 semi-open noise reduction wireless headset. The earphone weighs 4.1g per ear, which balances comfort and noise reduction needs.
In terms of appearance, FreeBuds 4 continues the classic circular symmetrical design, with three colors of ceramic white, honey red, and frosty silver, frosted shell, 14.3mm dynamic coil 40kHz range, bass enhancement engine low-frequency increase by 50%, and AI sound effects Compensation technology blessing.
The headset charging box still uses a circular design. The charging box is smaller than Huawei Freebuds 3, but the overall battery life remains the same. 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, and the charging compartment also supports wireless charging (30 minutes of wired charging can bring 14 hours of battery life).
Huawei said that this headset is equipped with a newly upgraded semi-developed active noise reduction 2.0 technology. So far, the Huawei FreeBuds series with excellent noise reduction genes is officially “in a group”! Among them are the Pro series which represents the ultimate technology, the digital series which symbolizes the intelligent experience, and the I series which closely follows the fashion trend.
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In terms of noise reduction, the headset’s original “comfortable noise reduction”, the first semi-open adaptive technology (AEM), the noise reduction depth has been increased from 15dB of FreeBuds 3 to 25dB, matching the ear canal to optimize the noise reduction effect, and the noise reduction parameters can be Realize adaptive adjustment.
In other respects, the headset 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; and 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, a new audio connection center (easy to switch devices), high-definition vocal recording and other features.
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