What is TTY mobile phone?

Some users of the phones, digging in the settings, meet a strange abbreviation TTY is either the phrase "TTY Mode". Also in the status bar of the smartphone can be a characteristic icon. What is a TTY phone? What does it do? How to use it? All this will be discussed in this article.

Hearing Problems

Unfortunately, some people have both innate and acquired hearing problems. But this does not mean that they should be restricted in the use of mobile phones. Therefore, for these people invented various technologies that make life more comfortable. One of them is to use TTY mode on cell phones. But before talking about this mode, it is necessary to look to the original history of the invention of the same name.

What is TTY?

A Teletype (also called teleprinter or TTY) is an Electromechanical printing unit which is designed to send and receive typed text messages. The link between the TTY devices were first pair of wires, and later – Telegraph or telephone cable. Nowadays, the ability to communicate these devices has increased significantly.

The history of the teletype begins from the middle of the last century. More specifically, in 1846, this technology was first used at a great distance. The link was established between Washington and new York.

Since then, a number of inventors contributed to the further development of the teletype. This led to the fact that in our days the best teletypes to communicate not only used for communication wireless capability, but have switched from traditional printers to LCD screens. Next will be discussed in detail, what is TTY in "Android" or other devices.

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The target audience of the teletypes are people with hearing impairments. For them this feature is a very handy tool to communicate and to receive and transmit information.

How to use the TTY?

In order to use this mode, the phone must support this feature. I must say that it is present in most of iOS devices, some smartphones on the platform Android and Windows. To check her availability, you need to get into device setup and look for option TTY. On some smartphones it's called "TTY Mode" or "TTY". There are devices in which a function can be in the item with special abilities.

What is TTY – clear. How to enable – too. But another is to say that it works via your smartphone to the latest must connect special additional equipment. And in addition, the mode must be supported by your operator. Equipment for teletype is called an adapter. It can be ordered in specialized stores.

If the hardware is already available, it must be connected to the smartphone and then go to settings and switch the function to the active mode. Now you can call other people and use to communicate teletype, typing various reports and seeing the answers.

Any additional information about the use of the equipment can be found in the documentation attached hereto.

Conclusion

So, what is TTY on a mobile device? It is a tool, the purpose of which – communication between hearing impaired people. Of course, today the relevance of such a function is questionable, since the replacement has already come in a variety of programs-messenger applications for video communication, where users can each other to see and use sign language for communication. But the function still used by a large number of people due to certain amenities.

By the Way, the latest version of the iOS operating system allows, without the purchase of additional equipment to use teletype software.

If for some reason the status bar of the smartphone an icon of the active TTY, go to settings and deactivate the mode. Otherwise, the battery will spent faster.