T/CECA 57-2021
General specification for USB microphone (English Version)

Standard No.

T/CECA 57-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

Group Standards of the People's Republic of China

Latest

T/CECA 57-2021

Scope

This document specifies the technical requirements, measurement methods, inspection rules, marking and packaging, transportation and storage of USB microphones. This document applies to microphones connected to terminals through various USB interfaces for digital audio data transmission.

T/CECA 57-2021 history

• 2021 T/CECA 57-2021 General specification for USB microphone