ANSI Noise Reduction Rating Testing of Headsets
Project Description
Third-party audio testing laboratory needed for ANSI testing for the US' noise reduction rating (NRR) of 29 dB of headset products, per the American standard ANSI S3.19-1974 (Method for the Measurement of Real-Ear Protection of Hearing Protectors and Physical Attenuation of Earmuffs).
Project Information
Number:24-00977
Industry:Noise Reducing Devices