标准摘要
[中文适用范围]： 本标准适用于语音通信用听筒、头戴式耳机或耳塞式耳机的麦克风部分和耳机部分，也适用于内置式听筒、头戴式耳机或耳塞式耳机的麦克风单元和耳机单元。本标准的目的是建立与这些电声换能器相关的定义，并对要指定的特性和相关测量方法进行标准化。这并不排除使用其他测量方法，这些方法可以给出相同或更可靠的结果。 [外文原描述]： Applies to the microphone part and earphone part of handsets, headsets or earsets for speech communications, and also to the microphone units and earphone units of built-in handsets, headsets or earsets. Establishes definitions relating to these electroacoustic transducers, standardizes the characteristics to be specified and the relevant methods of measurement.
英文名称Microphones and earphones for speech communications