IEC 60118-0:2015

Electroacoustics - Hearing aids - Part 0

Measurement of the performance characteristics of hearing aids.

IEC 60118-4:2014+
AMD1:2017 CSV


Electroacoustics - Hearing aids - Part 4

Induction-loop systems for hearing aid purposes – System performance requirements.

AMD2:2017 CSV


Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1

Methods of measuring and specifying the performance of system components.

IEC 62489-2:2014

Electroacoustics – Audio-frequency induction loop systems for assisted hearing – Part 2

Methods of calculating and measuring the low-frequency magnetic field emissions from the loop for assessing conformity with guidelines on limits for human exposure.

IEC TR 63079:2017

Code of practice for hearing-loop systems (HLS)

Gives recommendations for and guidance on the design, planning, installation, testing, operation and maintenance of a hearing-loop system (HLS) intended for communicating speech, music and/or other signals.

ETSI EN 300 422-4 V2.1.1 (2017-05)

Wireless Microphones; Audio PMSE up to 3 GHz; Part 4

Assistive Listening Devices including personal sound amplifiers and inductive systems up to 3 GHz.

What is a standard?

Standards are established guidelines, specifications, and criteria that define the parameters for the design, manufacturing, installation, and performance of hearing loop systems. These standards are developed and maintained by recognized organizations within the field, and they serve as a reference point for manufacturers, installers, and users to ensure consistency, quality, and reliability of hearing loop technology.

Overall, adherence to hearing loop standards contributes to the effectiveness, safety, and accessibility of these systems, fostering a consistent and reliable experience for individuals with hearing impairments across various environments.

Why are standards so important?

Standards play a crucial role in the development and implementation of hearing loop systems for several reasons:


Standards ensure that different components and devices within a hearing loop system are compatible and can work seamlessly together. This is important for interoperability, meaning that products from different manufacturers can be used together without issues.

Quality Assurance

Standards set benchmarks for the performance and quality of hearing loop systems. Adhering to these standards helps manufacturers produce products that meet specific criteria, ensuring reliability, durability, and consistent performance.


Hearing loop systems are designed to enhance accessibility for individuals with hearing impairments. Standards help in creating systems that provide effective and consistent support for users, promoting equal access to information and services.


Standards often include guidelines for the safety of the equipment and the environment in which it is installed. This is critical for preventing potential hazards and ensuring the well-being of users.

Regulatory Compliance

Many countries and regions have regulations and guidelines pertaining to the use of assistive listening devices, including hearing loop systems. Adhering to official standards helps manufacturers and users comply with these regulations.


Standards provide guidelines for the installation of hearing loop systems. Following these guidelines ensures that installations are done in a consistent and effective manner, optimizing the performance of the system.

Consumer Confidence

Knowing that a product or system adheres to recognized standards gives consumers confidence in its performance and reliability. This is particularly important in areas where safety and functionality are critical, such as assistive technology.