Video door phone,Wholesale Video door phone China, Custom printed Video door phone

Video door phone Description

1, ONE DOOR STATION CAN SUPPORT UP TO FOUR INDOOR PHONES, IF NEEDED, IT CAN BE EXTENDED TO TWO DOOR STATIONS SUPPORTING UP TO FOUR INDOOR PHONES. 2, DUAL TALKING, SURVEILLANCE, INTERCOM AND REMOTE DOOR UNLOCKING. 3, LED IN THE DOOR ENTRY SYSTEM PROVIDE A CLEAR PICTURE EVEN IN NIGHTTIME. 4,DOUBLE DING-DONG RING OR CHORD MELODY RING 5, 30 SECOND RING TONES ARE AVAILABLE, 30 SECOND SURVEILLANCE, 120 SECOND INTERCOM. 6, HAND FREE INDOOR PHONE

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