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Bell LCD screen size from 3-5 inches. Bell type "number" is usually connected to the camera with 4-wire cable, and connect with electromagnetic lock with 2 wire cable. A doorbell can be connected touque to the 4-screen, 3 cameras, 1 interphone, 2 electric lock ... Bell also has control function opens the door from inside the house, have the ability to adjust the viewing angle, brightness adjustment with OSD menu and volume. Want immediate touque alarm when an intruder, you should use more magnetic switches, alarm sensors, gas detectors ... Power Consumption 20 - 30W. Doorbell screen
This product is priced from 1-6 million depending on the brand. Also, to add features and expand the "coverage" for door bell, may buy more equipment interphone for $ 300-900 thousand. Interphone device can talk to camera doorbell, calling to each other from room to room, opening from remote ... To hear the doorbell from the bathroom, shopping can add phones waterproof design. This line may receive telephone calls from doorbell camera, from the guard, from the rooms in the house, opened the door function remote, touque emergency call button, volume touque control ... Phone bathhouse cost about 2 million. Manufacturing Company of Construction Machinery and Equipment DRAGON VIETNAM
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2014 (89) August (1) July (4) June (9) May (11) April (27) October (17) Video Door Policy on the screen in the urban areas Choosing colors for interior doors with just 4 steps mosquito nets is what? Opening Reception Hanoi 2014 VIETBUILD strictly handle violations, regardless of the e ... Crane Rental car to car theft ... hoes Launched glass contortionist Willow Glass can manufacture 275 crane lifting Knife attack intelligent auto world's first rock crushers small capacity machine management market touque garden project to build the world's tallest vertical infrastructure Construction in 2014 in Ly Son Complete rules set Design and construction Concrete road ... 30,000 billion package to cause waves Minister Trinh Dinh Dung check for cracks in ... February (5) January (15) 2013 (77) May twelve (27) November (10) October (10) September (4) June (2) May (5) April (4) March (7) January two (2) January touque (6) 2012 (26) December (4) November (6) October (1) September (1) August (1) July (3) June (3) May (3) April (3) March (1)
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