People with significant problems with voice communication may opt for text-based communication. In many cases the problem may be linked with deafness, and the textphone will be the chosen facility. Others may have synthetic speech communicators, and will need to interface these with their Telephone terminals.
|Microphone amplification||Key feedback - audible|
|Text send - keyboard||Text display - visual|
|Text send protocol select||Non-slip base.|
|Coupling to computer|