Akuvox R15P, User Manual

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3.5 Phone Tone
R15P supports different sound frequencies. To adapt to different people by adjusting
different levels. For example, in order to hear clearly, using high frequency is more
suitable for the elders.
Please press the Tone key in the keypad to adjust an appropriate phone tone.
3.6 Backlight
Set the screen backlight level and duration.
Press Menu->Settings->Basic Setting->Backlight
3.7 RF Keys Status(optional)
To show the learned RF key status. Enable the RF Key alarm, it will show the KEY ID,
last receive time and battery power. Pendant will send the heartbeat it is used, then
the phone will receive the time of last heartbeat message. If the phone don’t receive
the hearbeat message in 26 hours from the pendant, the phone will warning and the
Last Recv Time will time again. If the phone is warning, enter the RF Keys Status
interface to disable alarm function.
There are 4 statuses will cause the phone warning after the pendant learned

The pendant is low voltage

The pendant is out of the using range(about 250m)

The pendant runs out of the power

Users reinstall the pendant again and again
3.8 RF Keys Learning(optional)
The RF key is the small size of phone on your hand, which enabled multiple features
gives user remote control ability to control the phone. Once users use this feature, it