Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 12060.16-2017 |
Sound system equipment—Part 16: Objective rating of speech intelligibility by speech transmission index 声系统设备 第16部分：通过语音传输指数客观评价言语可懂度 |
China National Standards Sound system equipment—Part |
 English PDF |
| GB/T 12060.1-2017 |
Sound system equipment—Part 1：General 声系统设备 第1部分：概述 |
China National Standards Sound system equipment—Part |
English PDF |
| GB/T 12060.7-2013 |
Sound system equipment—Part 7：Methods of measurement on headphones and earphones 声系统设备 第7部分：头戴耳机和耳机测量方法 |
China National Standards Sound system equipment—Part |
English PDF |
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