Say result is put simply a kind of power that expands sound magnifier, expand sound purely only, some power is put inside sti
Frequency response, early commonly known as power bandwidth, refers to the harmonic distortion does not exceed the specified
With the expansion of the speaker market, people's needs are growing day by day. The brand and variety of sound box on so
The function of the sound box system is greatly affected by the quality of the power supply prime number, especially under th
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