GB/T 7347-1987
Active
T/CA 111-2021
Active
Group standards
T/CA 111-2021 Wireless noise-canceling headphone technical requirements and measurement methods
T/CA 111-2021 Wireless noise-canceling headphone technical requirements and measurement methods
Price:
$ 20.00
Basic Information
Standard Code:
T/CA 111-2021
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Audio equipment, electroacoustic devices
ICS Name:
Integrated Information Technology (IT)
Publish Date:
2021-12-20
Implement Date:
2022-03-10
Scope
Main technical content: This document specifies the technical requirements and measurement methods for wireless noise-canceling headphones, environmental requirements and reliability test methods, acceptance rules, marking, packaging, transportation, and storage requirements, etc. This document is applicable to the product design, production finalization, and inspection of wireless noise-canceling headphones. Noise-canceling headphones that only support analog input can refer to this document for use.
Development Information
Related Standards
GB/T 7348-1987
Replaced
GB/T 7348-1987 The standard spectrum of whispered Chinese speech
GB/T 5271.3-1987
Replaced
GB/T 5271.3-1987 Data processing—Vocabulary—Section 03:Equipment technology (selected terms)
GB/T 5271.5-1987
Replaced
GB/T 5271.5-1987 Data processing—Vocabulary—Section 05:Representation of data
GB/T 1526-1989
Active
GB/T 1526-1989 Information processing—Documentation symbols and conventions for data, program and system flowcharts, program network charts and system resources charts
GB/T 12118-1989
Active