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　　　　In the balanced signal line of the professional audio terminal connected to the XLR connector, pin 1 is always used as th

　　　　The speaker, also known as the speaker box, is a device that puts the speaker unit into the cabinet. It is not a sounding

　　　　When the microphone is turned on, it will scream. In order not to hear the harsh sound, I can only blame myself. For prof

　　Exclusive KTV audio recommendation　　Looking back over the past two years, many KTVs have closed down or faced restructuring

　　Historical development of professional audio amplifier　　Professional audio power amplifier for short, professional power am

　　Famous British audio brand-B&W　　Since the birth of Bowers & Wilkins, John Bowers, one of the founders of the audio brand, h