DIN EN 50332-3-2018 音响系统设备: 便携式音频播放设备用头戴式受话器和耳机.最大声压级测量方法.第3部分:音量管理测量方法;德文版本EN 50332-3-2017
Sound system equipment: headphones and earphones associated with personal music players - maximum sound pressure level measurement methodology - Part 3: measurement method for sound dose management; German version EN 50332-3:2017
This European Standard specifies sound dose measurement, and the alerts associated, to reduce the risk of listeners developing hearing impairment when using a Personal Music Player (PMP). The standard does not cover exposure from other sources than PMPs.