Retekess TT111 Manual Del Usuario página 3

Transmitter (Handheld Type)
On-off operation:
●Turn on：Keep pressing the"
second to turn on.
●Turn off：Keep pressing the "
second to turn off.
The operation of mute function for transmitter:
When the transmitter is working ,click the "+"button
to mute(the antenna icon "
screen will change to mute icon "
can not receive the signal from the transmitter
anymore; and click again the "+"button to restore
the speak function.(the mute icon "
to antenna icon "
Click one button to turn off all the receivers:
Under the working condition, keep pressing the"-" button for
about 5 seconds until the display screen is flashing and the
antenna icon "
the receivers will be forcibly turned off.(Note: Now you can
click any button of the transmitter to quit or keep pressing
the " " button to turn off.)
The person in charge of the devices needs to know
how to set the channel:
(1)Why and when need to set the channel:
1, When there are two or more groups using the devices at
the same location, to avoid the interference between the
groups, you need to set different channels for the devices
(including both transmitters and receivers) of different
groups.
2, When you need to add more receivers to a group, and
the channel of these added receivers is not the same as
")
" changes to be the word "OFF" ,and all
01
" button for 1
" button for 1
" on the display
"), the receiver
" will change