HTC One X10 - Manual (Page 154)

TalkBack language settings
1. From the Home screen, tap Settings Accessibility.
2. Tap Text-to-speech output Google Text-to-speech Engine, and do one of the following:
Select a different
language Tap Language.
Install a voice Tap Install voice data, and then tap the language. Tap next to
the voice data you want to install. When installation is completed,
press
twice and tap Language.
3. Select the language you want to use.
Not all languages are supported.
154 Settings and security