Built-in Feature: Android 6.0 (Marshmallow) - LG

Switch Control

Enables the user to control the device using one or more switches. To use this feature, the user can use an external switch, an external keyboard, or built-in buttons on the device.

Detailson: Switch Control
Built-in Feature: Android 6.0 (Marshmallow) - LG

Text-to-speech output : Text-to-speech

Customize the settings for the device’s text-to-speech feature such as text-to-speech engine, speech rate, and default language.

Detailson: Text-to-speech output : Text-to-speech