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M502
User manual
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43
1. Brief of Functions
Description of Keys
Key
Descriptions
Power Key
In the power-on state, press this key shortly to allow the mobile phone to enter
the sleep state and long to activate the power-off menu.
In the power-off state, press this key shortly to get no reaction and long to
power on.
Back Key
Return to previous menu
Home Key
Return to the standby interface.
Menu Key
Enter the main menu.
Volume Key
Adjust the volume.