Google Talkback is an accessibility service for blind and visually impaired users created by Google.
The application is pre-installed on most Android devices. Google’s Android devices especially have the service installed as part of the application suite.
It uses spoken word, vibration and other audible feedback to let users know what is on the screen as they use it.
Google Talkback provides audible and vibration feedback so that users can fully interact and engage with their device.
What can Google Talkback do?
Google Talkback has various assistant methods, for instance, if a text comes through for the user Talkback will read it out exactly as it is written.
Explore by touch is a system that works with the service, allowing users to touch the device screen and hear what is being selected via spoken feedback.
The feature was first introduced in Android 1.5 and has since then been made available with improvements in versions of Google Android.