The essay mainly expatiates the method to earphone of mobile telephone with SF200Learphone integration tester and the usual problems in the testing process.
本文主要阐述SF 200 L耳机综合测试仪检验手机耳机的方法，以及在检测过程中的要素问题。
The essay mainly expatiates the method to earphone of mobile telephone with SF200Learphone integration tester and the usual problems in the testing process.
本文主要阐述SF 200 L耳机综合测试仪检验手机耳机的方法，以及在检测过程中的要素问题。
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