GB/T 3320.2-1982
Abolished
T/QGCML 5015-2025
Active
Group standards
T/QGCML 5015-2025 Evaluation of audio transmission quality level for Bluetooth earphones
T/QGCML 5015-2025 Evaluation of audio transmission quality level for Bluetooth earphones
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 5015-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Medical electronic instruments and equipment
ICS Name:
Audio system
Publish Date:
2025-08-08
Implement Date:
2025-08-23
Scope
This document specifies the grading of audio transmission quality, evaluation index requirements, test methods, and evaluation reports for Bluetooth headphones. This document is applicable to the design, production, and quality inspection of consumer-grade Bluetooth headphones.
Development Information
Related Standards
GB/T 3320.3-1982
Abolished
GB/T 3320.3-1982 Wow and flutter test record
GB/T 3320.4-1982
Abolished
GB/T 3320.4-1982 Rumble measurement test record
GB/T 5440-1985
Abolished
GB/T 5440-1985 Stereophonic broadcast magnetic recorder
GB/T 6448-1986
Replaced
GB/T 6448-1986 Methods of measurement for artificial reverberation equipment
GB/T 6449-1986
Replaced