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CTA 6015

Sound system equipment - Part 24: Headphones and earphones - Active acoustic noise cancelling characteristics IEC 60268-24:2023
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This is the US National Adoption of Sound system equipment - Part 24: Headphones and earphones - Active acoustic noise cancelling characteristics IEC 60268-24:2023. IEC 60268-24:2023 is applicable to active acoustic noise-cancelling headphones and earphones which have the function of reducing the noise heard by the user by the output sound from the transducer generated by the environment noise detection microphone and the noise reduction signal processing circuit. This document specifies the terms and definitions of this type of headphones or earphones, the characteristics to be specified, and the measurement and evaluation methods. The noise detection microphone or microphones are mounted in the body, on the surface, or on an accessory of the headphones or earphones. Signal processing circuits are analogue and digital electronic circuits. This document does not deal with equipment intended for hearing protection. The noise cancelling characteristic measurement methods can be applied to headphones and earphones having no active noise cancelling function.
SDO CTA: Consumer Technology Association
Document Number 6015
Publication Date Dec. 1, 2025
Language en - English
Page Count 28
Revision Level
Supercedes
Committee
Publish Date Document Id Type View
Dec. 1, 2025 cta_6015 Revision