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1. In the set interface
，
press “language and input” > “Text-to-speech output”> “speed rate”.
2. Set the text playing speed.
11.6 Security settings
11.6.1 Set up SIM card lock
1. In set interface
，
press “security” > “set up SIM card lock”
2. Select “Lock SIM card”
3. Use the keyboard to enter the SIM PIN code, and select “OK”.
11.6.2 Set up pattern lock
You can set up pattern lock
，
When the screen is locked
，
You need draw pattern to lock screen.
1. In set interface
，
press “security” > “screen lock” > “pattern”.
2. Draw pattern according the prompt.
3. The next
4. Draw the pattern again
，
Select “OK”.
11.6.3 Set up PIN lock
You can set up PIN lock to lock your screen.
1. In set interface
，
press “security” > “screen lock”> PIN.
2. You need enter at least 4 digitals.
3. The next
4. Enter the same digital again, and select ”OK”.
