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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

UNE-ETS 300381
TELEPHONY FOR HEARING IMPAIRED PEOPLE. INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS.

Edition 1999-06-28

Original language Spanish

Price from 72.80 €

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

UNE-ETS 300381 TELEPHONY FOR HEARING IMPAIRED PEOPLE. INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS.

Want to learn more?

UNE-ETS 300381
TELEPHONY FOR HEARING IMPAIRED PEOPLE. INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS.