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Visual doorbell application in home furnishing
2012-06-11 08:49:13

 

The previous visual doorbell as residential villa exclusive products, not as most people know, now with the development of science and technology, greatly reduce the visual doorbell and the cost of production, from but doorbell began to thousands of households become necessities, home furnishing.

Visual doorbell with, remote lock, visual-speaking, monitoring, photographs and other functions, the indoor machine is similar to the portable telephone, can be any room to move, when a visitor, simply press the unlocking, the lock can be opened.

Visual doorbell unlocking principle:

For the remote control unlocking, the user may have security concerns, the unlocking principle is the negative terminal of the power supply, electric control lock cathode and gate machine power is connected, the positive pole of the power supply connected to the public electric lock unlocking end, positive electrode in electric unlocking end, from the indoor unit transmits a signal of the outdoor machine starting power source, so as to realize the remote control lock, more a process by wave to realize, not security problems.

Villa for the wireless video doorbell can also be used in the upstairs and downstairs use, such as a two wireless visual intercom doorbell, a outdoor machine at the entrance of a building, room, an indoor machine, an indoor machine two floor. And the two indoor machines can be directly on CALL, according to a person in the middle of the same button like telephone key. The two indoor machines can cross CALL. Another according to the middle of the answer keys directly on the two person can direct speech. Without the cost of producing, convenient, practical. Villa for the wireless doorbell in residential applications, aesthetics, fashion. Welcome to buy. Now speaking of wireless doorbell has not this era of fresh words, wireless doorbell market has also been widespread. So the wireless doorbell prices much lower compared with that of last year. A variety of wireless doorbell has, such as multi-function color wireless visual intercom doorbell. Cat's eye the doorbell, the doorbell and the touch keys. Division I is a professional manufacturer of wireless visual intercom doorbell, the doorbell, video intercom doorbell, digital duplex wireless interphone, group walkie-talkie, wireless helmet visual intercom, wireless visual intercom, multi-channel wireless team walkie-talkies and other various wireless products. Villa for the wireless doorbell with unlocking, night vision, monitoring, camera, video storage and other functions. But all the hands-free speech communication, clear voice, loud. A portable hand-held machines, which can be moved to any room in the house, with a beautiful charging base. Placed in the living room quite beautiful, fashion. Such as high-grade multi-function wireless visual intercom doorbell -- cheap, affordable villa for the wireless doorbell lock1, electric unlocking principle: an external DC12V power and electric control lock, the negative terminal of the power supply, electric control lock cathode and gate machine power is connected, the power is very connected with the public end of lock, lock cathode connected to the electric lock end. When the hand-held machine according to the unlock button or outdoor, manual unlocking startup, relay will make open lock, common end and energized unlocking end is closed, so that the electric control lock is energized, the function of unlocking is realized. Directly to the outdoor machine is placed at the gate, and then connected to the unlocking function, you only need to gently press, they can unlock. Villa for the wireless video doorbell can also be used in the upstairs and downstairs use, such as a two wireless visual intercom doorbell, a outdoor machine at the entrance of a building, room, an indoor machine, an indoor machine two floor. And the two indoor machines can be directly on CALL, according to a person in the middle of the same button like telephone key. The two indoor machines can cross CALL. Another according to the middle of the answer keys directly on the two person can direct speech. Without the cost of producing, convenient, practical. Villa for the wireless doorbell in residential applications, aesthetics, fashion. Welcome to buy.


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