JY-738: 1.8/1.9GHz DECT Audio Door Bell

GENERAL FEATURES                                               

FREQUENCY: 1.8 GHz/1.9GHz

CONNECT 1 TO 4 HANDSET UNITS

TWO WAY COMMUNICATION (FULL DUPLEX)

2 x LCD FOR DISPLAY VARIOUS STATUS

5 DIFF. BELL TONES

DOOR UNIT                                                         

TEMPERATURE DETECT FUNCTION

CALL HANDSET FUNCTION

2 DOORBELLS SELECTION

LED BACKLIGHTED NAME PLATE

RECHARGING CIRCUITRY

OPERATED WITH (8V-12V) AC POWER SOURCE OR ADAPTOR

(7.5V 500MA/1000MA) (NOT INCLUDED)

OR OPERATED WITH 3 X AAA RECHARGEABLE BATTERY FOR

EMERGENCY USE ONLY (NOT INCLUDED)

HANDSET UNIT                                                    

POWER ON/OFF FUNCTION

TALK FUNCTION WITH DOOR UNIT (FULL DUPLEX)

INTERCOM FUNCTION TO ALL HANDSETS (FULL DUPLEX)

5 x DOOR BELL TONES SELECTION

TEMPERATURE INDICATION FUNCTION (CELCIUS / FAHRENHEIT)

OUT OF RANGE ALARM WARNING

5-LEVEL TALK AND VOLUME ADJUSTMENT

CHARGING INDICATION FUNCTION

LOW BATTERY INDICATION FUNCTION

LOW BATTERY ALARM WARNING

LOW POWER INDICATION FUNCTION OF THE DOOR UNIT

LOW POWER ALARM WARNING

DOOR OPENING FUNCTION (OPTIONAL)

STANDBY TIME >= 48HRS

CHARGING BASE                                                  

ADAPTOR (6V 300mA) OPERATED

 POWER/CHARGING LED INDICATOR 

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