switel WTF 720 Mode D'emploi page 55

Selecting the VOX sensitivity
There are three sensitivity levels available for operation in VOX
mode which can be selected according to the ambient noise.
Level 1
High ambient noise Normal ambient noise Low ambient noise
M, M, M, M
[ 1 ], :, P
Operating the Walkie−Talkies
Level 2
Select the sensitivity and
confirm it
Level 3
55