Table of Contents
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Power Button
Press and hold the Power button for a second to turn the device
power On/O
MODE Button
Select Group number, ID number, Side Tone On/O ,
Microphone sensitivity Level, Operation mode selection and Wireless
alarm
Up Button
Increase Volume Level, Channel number, and ID number etc. in each
mode
Down Button
Decrease Volume Level, Channel number, and ID number etc. in each
mode
TALK Button
Talk and Mute On/O
MIC Jack
Microphone contact
LCD
Indicate current status and setting
USB Jack
Type-C USB port for rmware upgrade (No USB charging function)
DCX-P400 User's Manual
page 5
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Table of Contents
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