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GB/T 6661-1986Nipples for insert earphones (English PDF)

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Issued by

National Bureau of Standards

Level / Type

National · Recommended

Issue date

July 31, 1986

Implementation date

August 1, 1987

Scope

GB/T 6661-1986 (Nipples for insert earphones) is available as an English-translated PDF.

GB/T 6661-1986 — Nipples for insert earphones

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Document preview — GB/T 6661-1986

National Standard of the People's Republic of China

ICS: 33.160.50
Classification: M 72

Issued by: National Bureau of Standards

What this standard covers1
Document data2

What this standard covers

This standard applies to plug-in headphones, so that the headphones can be inserted into the ear canal and ear mold to mate.

Document data

International classification (ICS): 33.160.50.

Chinese classification (CCS): M72.

Estimated length of the Chinese original: 4,477 words.

Adopted international standard: IEC 60118-5-1983, IDT.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 3 pages — is available in the English PDF.

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