How does TTY work on cell phones?

Related questions

1. Are deaf people allowed to drive?
2. What is mean by TTY mode?
3. What is the difference between TTY and PTS?
4. What is the full form Ty?
5. What is Dev TTY?
6. What does TTY TDD mean?
7. What does the Y stand for in TTY?
8. What does PB stand for in science?
9. What does TYYY mean on Snapchat?
10. What is TTI full form?

Tags

1. #teletypewriter
2. #messages
3. #abbreviation
4. #connected
5. #individuals
6. #device
7. #hearing
8. #typing
9. #technology
10. #allows
11. #perform
12. #phones
13. #impaired
14. #stands
15. #compatible
16. #service
17. #telephone
18. #communicate
19. #after