What is TTY mode on my phone?

Related questions

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5. What does TTY VCO mean on my phone?
6. What is the difference between TDD and TTY?
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Tags

1. #device
2. #communicate
3. #speech
4. #disabilities
5. #telephone
6. #select
7. #compatible
8. #teletypewriter
9. #people
10. #devices
11. #language
12. #phone
13. #hearing
14. #allows
15. #telecommunications
16. #known