Zte -J G500 User Manual page 47

PTT call.
Auto Keypad Lock: activate or deactivate the auto keypad lock, set
●
the waiting time and whether to lock the PTT key when the keypad is
locked.
● Standby and performance Setting: set the standby mode and
performance of the phone.
● Accessory Device: select the accessory device connected with the
phone during the PTT call.
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