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to enter Dual Watch mode, and using the s t buttons, select “0” as a new
channel number.
When in Dual Watch mode, the unit will always transmit on the primary
channel. To communicate with someone on the secondary channel, you
must change the primary channel number.
Key Lock
This feature prevents accidental change of unit settings. While enabled, Key
Lock allows only the PTT button to operate.
To enable Key Lock, press function button for more than 3 seconds until Key
Lock icon (
) appears. To disable the Key Lock function, press function
button for more than 3 seconds until Key Lock icon disappears.
VOX Function
This feature enables you to have hands-free conversation. When using the
internal microphone/speaker or external microphone/headset (purchased
separately), your voice or the signal is detected and the radio transmits and
receives automatically.
To access the VOX function, press the VOX button; the VOX icon
( ) appears on the display. In the VOX mode, the sensitivity is automatically
set. To exit the VOX mode, press the VOX button again; the VOX icon will
disappear from the display.
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