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·Single household system video inter-phone ·Visitor calling, video intercom, unlock, monitor ·With hand-move warn threaten function ·With prevent demolish alarm ·It can connect image memory ·Auto fixed time off of the picture ·Auto economize power control ·Power Supply: DC 14V-18V ·Waiting state consumption: < 0.5W ·Working state consumption: < 10W ·Screen: 3.5-inch new TFT LCD panel ·Resolution: 480 (H) X 234 (V) ·Video input: 1V p-p ·Calling shown on the picture time: 30 seconds ·Pick up handset shown on the time: 60 seconds ·Chime: double dingdong chime ·Sound sensor: -62dB +/- 4% ·Audio frequency: 500-3,000Hz ·Audio output: 75dB max ·Operation temperature: -10 - 40 deg. C ·Installation: wall-mounted ·External dimensions: 215 (L) x 178 (W) x 50(H) mm
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