NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Project
Sound system equipment - Part 24: Headphones and earphones - Active acoustic noise cancelling characteristics
Abstract
This document 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.
Begin
2026-06-16
Planned document number
DIN EN IEC 60268-24
Project number
02233940
