Climax Technology Co Ltd CTC1052RV Benutzerhandbuch

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shortcut function will be executed & 
the communication time will be 
extended at the same time. 

) 

Please note that if you wish to enable a 
designed shortcut function, please press 
DTMF keys over 1 second to enable the 
function you desire.  

) 

If the levels of speaker volume and 
microphone are adjusted in the two-way 
communication mode, the adjusted value 
will be restored. 

 

) 

If the two way communication is setup 
between WTRV/ WTRVS and the 
emergency call recipient, the levels of 
speaker volume and microphone 
sensitivity can not be adjusted.  

  

„ Enter 

(1) to LISTEN-IN ONLY 

„ Enter 

(2) to TALK ONLY 

„ Enter (3) to open TWO-WAY VOICE 

COMMUNICATION 

„ 

End a Call: enter (5) to HANG UP or 
put the handset  back into the 

base 

cradle. 

„ Enter 

(＊) to TOGGLE 

„  Enter (7) to Speaker Volume Control 

and then press (6) or (4) to increase 
and decrease the levels of speaker 
volume in the “Two-Way” 
communication mode. 

„  Enter (8) to Microphone Sensitivity 

Control and then press (6) or (4) to 
increase and decrease the levels of 
microphone sensitivity in the “Two-
Way” communication mode. 

 

„  Press any DTMF key,

 

except the 

designed “hang-up” key (5), to add 
another preset communication time. 
Please note that when a particular 
DTMF key is pressed, its designed 
shortcut function will be executed & 
the communication time will be 
extended at the same time. 

) 

Please note that if you wish to enable a 
designed shortcut function, please press 
DTMF keys over 1 second to enable the 

function you desire.  

) 

If the levels of speaker volume and 
microphone are adjusted in the two-way 
communication mode, the adjusted value 
will be restored. 

 

) 

If the two way communication is setup 
between WTRV/ WTRVS and the 
emergency call recipient,, the levels of 
speaker volume and microphone 
sensitivity can not be adjusted.  

 

 

„ Enter (C) to TALK ONLY 
„ Enter 

(＊) to LISTEN-IN ONLY 

„ Enter (3) to open TWO-WAY VOICE 

COMMUNICATION 

„ 

End a Call:  enter (#) to HANG UP or 
put the handset  back into the 

base 

cradle. 

„ Enter 

(7) to Speaker Volume Control 

and then press (6) or (4) to increase 
or decrease the levels of speaker 
volume in the “Two-Way” 
communication mode. 

„  Enter (8) to Microphone Sensitivity 

Control and then press (6) or (4) to 
increase or decrease the levels of 
microphone sensitivity in the “Two-
Way” communication mode.  

„  Press any DTMF key,

 

except the 

designed “hang-up” key (#), to add 
another preset communication time. 
Please note that when a particular 
DTMF key is pressed, its designed 
shortcut function will be executed & 
the communication time will be 
extended at the same time. 

) 

If an alarm is triggered by WTRV/ WTRVS, 
you press the DTMF 3

 

over 1 second to 

open the two-way communication no 
matter what Follow-On choice you have 
set.   

) 

Please note that if you wish to enable a 
designed shortcut function, please press 
DTMF keys over 1 second to enable the 
function you desire.  

) 

If the levels of speaker volume and