GB/T 6661-1986
Nipples for insert earphones (English Version)
- Standard No.
- GB/T 6661-1986
- Language
- Chinese, Available in English version
- Release Date
- 1986
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 6661-1986
- Scope
- This standard applies to insert-type earphones, so that the earphones can be matched with ear molds inserted into the ear canal.
GB/T 6661-1986 history
- 1986 GB/T 6661-1986 Nipples for insert earphones
