User Manual

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4.8 Automatically call off Bluetooth setting
Enter option menu  Set System  Auto Disconnection  if selecting “YES”, then
Bluetooth connection is to be offline after 30 sec automatically. And if selecting “NO”,
BTH-818 will maintain online.
Description: this function specified above cannot be applied to all Bluetooth cellular phone
products. Some cellular phones will sustain online once it is engaged.
4.9 Automatically add “+” in front of call number
Enter option menu  Set System  No. Form 
The default “Normal” needs not to add “+”, and “ADD +” option needs to add “+”.
Description: some Bluetooth cellular phones have to add “+” in front of phone number
while using phone book or list function. The default “Normal” needs not to add “+”.