Kyocera DuraForce Pro - Manual (Page 223)

System Settings 213
Text-to-speech output Convert text to speech.
Color inversion Set the display color inversion on or off.
Color correction
Set the display color correction on or off, and select color correction
mode.
Captions Set captions on or off and select the options.
Mono audio Set the Mono audio on or off.
Sound balance Adjust the sound balance.
Touch & hold delay Set the touch and hold delay time. Select from Short, Medium, or Long.
Persistent alerts Select options for the Persistent alerts.
Power key ends call Set the Power key ends call function on or off.
Accessibility shortcut
Quickly turns on accessibility features by pressing and holding the Power
key until you hear a sound or feel a vibration, and then pressing and
holding with two fingers until you hear an audio confirmation.
Phone options shortcut Set phone options shortcut.
Access Accessibility Options
1. From home, tap Apps > Settings .
2. Tap Accessibility .