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