Default. Select input method
Android Keyboard. Set up whether to use Android keyboard or not, and configure Android
keyboard including sound, auto-correction, word suggestion and so on.
Text-to-speech output. Set up and configure the text to speech settings.
Prefer engine. Select the engine type. The default engine is Pico TTS.
Speech rate. Adjust the speech rate.
Listen to an example. Play and listen the example of speech synthesis.
Pointer speed. Adjust the sensitivity of the mouse pointer in those devices.