Test or certification item 测试或认证名称: EN 352-8 听力保护器.第8部分:娱乐用音频耳罩
Hearing protectors - Safety requirements - Part 8: Entertainment audio earmuffs
Test or certification info 测试和认证相关内容:Determination of active attenuation and spread of active attenuation
主动衰减和主动衰减扩散的测定
Norm refer 涉及法规: PPE/CE
Refer products 涉及产品: 隔音耳罩
Lead time 周期: 常规服务 regular service 25 工作日 working days ( URGENT service, to be confirm, 加急服务待定 )
Sample size 送样规格: 4pcs finished products 四个成品
Others 其他信息:
Photo for reference 涉及图片:
Sample report 样本报告: