4.3.ADJUST RECEIVER VOLUME
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The upper and bottom right buttons are used to adjust the receiver volume while
on a call.
4.4.FUNCTION SETTINGS
•
Function settings include: Zigbee, Alarm, Time zone and ECG.
•
Enter setting interface by pressing the menu button(middle left) for twice.
•
Press upper right button or bottom right button to toggle the menu.
•
Press the bottom left button(Red button) to save the setting.
•
Press the menu button (middle left button) to withdraw from that interface.
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