ETR 345-1997
Human Factors (HF); Characteristics of Telephone Keypads and Keyboards; Requirements of Elderly and Disabled People

Standard No.

ETR 345-1997

Release Date

1997

Published By

ETSI - European Telecommunications Standards Institute

Latest

ETR 345-1997

ETR 345-1997 history

• 1997 ETR 345-1997 Human Factors (HF); Characteristics of Telephone Keypads and Keyboards; Requirements of Elderly and Disabled People