What Does Rtt Mean On An Iphone?

What Does RTT Mean on an iPhone?

Answer: If someone has a disability and can’t able to listen or spoke then communication with phones happens through teletype (TTY) or the RTT (real-time text), which work by transmitting the text as someone type and the recipient have permission to read it right away.

RTT is the protocol that has the feature to translate the audio into the text message. iPhone has a built-in RTT there is no need for an external device. When you enable RTT, by default the protocol runs whenever needed. iPhone supports the TTY, which connects the iPhone to the outer TTY with its adapter. The process to set the RTT and TTY is described below:

• In settings, tap accessibility.
• Click on RTT/TTY and do the following steps:

1. If a dual sim is present chose the line.
2. ON the RTT/TTY option.
3. Click on forwarding number/relay number, and type the phone number used by call forwarding with RTT/TTY software.
4. Turn on send to send the characters in a text form, and turn it off before sending the message.
5. Click ON to answer the calls as RTT/TTY.
6. The hardware TTY has to be turned ON.

When the RTT is active, an icon appears at the top of the screen indicating that it is fully set.

How to type text on RTT or TTY call?

The steps are listed below:

• In the text box enter the message, if sending is active, then the recipient read each character as you type, or tap on the send icon to send it.
• To transfer the audio as well click on the audio icon.

iPhone connection with the external TTY devices:

If the hardware TTY is ON then with the help of the iPhone TTY adapter connect it with the phone. The calls default to the TTY of hardware if the TTY of software is turned ON. The documented form is listed in the following:

• On the phone, tap the contact then the phone number.
• Click on RTT/TTY call or relay call.
• After the establishment of the connection, click on RTT/TTY.
• The iPhone default to RTT/TTY in case of need.