EN 50332-2主要测试哪些产品?
EN 50332-2:针对音响产品与耳机分开销售的(Sound system equipment: Headphones and earphones associated with portable audio equipment - Maximum sound pressure level measurement methodology and limit considerations - Part 2: Matching of sets with headphones if either or both are offered separately“), 主要针对那些需单独提供耳机的便携式音视频设备或由其他生产厂商提供的耳机。