China Blue AB5376A Bluetooth Audio SoC. This chip uses QFN20 3×3 small package, highly integrated, making the internal circuit of the headset more streamlined, let's take a look at the following.
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360 PopBuds SE real wireless earphone design is relatively simple, earphone and charging case indicators are hidden design, only the charging case body has a brand Logo; Both the headset and the charging case are relatively light in weight, which is easy to wear and carry.