Audio tester

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  Two-channel two-in-one audio tester

  The main function is to perform audio testing on test artifacts. Audio test is a process of measuring the difference bet

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  Two-channel audio tester

  Audio test equipment is a full-featured electroacoustic device tester for mobile phone glass shells launched by Wester I

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  Four-channel audio tester

  It is one of the upgraded versions of the dual-channel audio tester. Compared with the latter, the four-channel audio te