The Introduction of the Sound Safety Standards for Headphones and Earphones Associated with Personal Music Players
This paper expounds the risks to people's hearing health caused by the sound safety of headphones and personal music players, and introduces the main contents and technical background of the sound safety part of headphones and personal music players added in the new safety standard. Through the detailed description of the methods and limit requirements of sound safety and sound dose testing, this paper analyzes the implementation of the new standard after half a year's actual use, aiming at making the industry know and master the new standard as soon as possible, thus promoting the smooth implementation of the new standard.
sound safetysound doseearphonespersonal music playermaximum sound pressure levelmeasurement method
NETL
NSTL
万方数据
