Telephones - What features do disabled people need?
Text send protocol select.

 

• • • Deafness.

• • • Deaf-blindness.

• • • Speech impairment - severe.

 

 


At least five different text transmission protocols are in current use in Europe alone. A means of selecting a compatible protocol for each call is required, which would preferably be automatic. The ITU V18 protocol offers a prospect of compatibility.

Additional cost - medium.

 

 

 

How disabilities affect telephone use

Site Map

Home

Back to top

 

DTI logo image RNIB logo image BT logo image

Published by Royal National Institute of the Blind on behalf of PhoneAbility
supported by Department of Trade and Industry and British telecommunications plc

 

Last Updated: © Copyright reserved
Website Bug Reporting