
Electroacoustics - Hearing aids - Part 9: Methods of measurement of the performance characteristics of bone conduction hearing aids
出版:Netherlands Standards

专家解读视频
NEN-EN-IEC 60118-9 specifies methods for the measurement of bone conduction hearing aid characteristics.
EN IEC 60118-9:2019 - Identical
IEC 60118-9 ED 2 : 2019 - Identical
EN IEC 60118-9:2019 - Identical
IEC 60118-9 ED 2 : 2019 - Identical