Ручной набор Ч / Б видео-телефон двери

Features1. Converse with visitors and unlock the door remotely 2. Visitors are visualable during communication and ringing. 3. Be able to monitor entranceway actively. 4. Adjustable Contrast of the Monitor 5. Adjustable volume of the ringing, call signal sound with electronic Chime(DingDong) 6. 4 Inches B/W Flat CRT , infraredLEDswith night vision light 7. AutoShutDowntime:45seconds8. Beabletoconnect2indoorunits9. Installation method: Wall-Hung typeSpecificationsMonitorType: Hand Set Power Supply: DC13.05V+0.5Power Consumption: Maximum10.5W, standby0.5WAmbient Temperature: 0°C To 50°CAmbient Humidity: 45%-95%SNR: > 45 dBDisplay: 4 inches B/W Flat CRT screen Call Signal Sound: Electronic Chime(DingDong)Picture Element: Horizontal 350 Lines, Vertical 380 Lines Maximum Wire Length From Camera: 0 meters using 0.65mm Cable Maximum Number monitor per System: 4 monitor Per Camera Installation: Surface-mount/ Inlay-inDimension and weight: 219mm X 192mm X 78mm 1.8 kgOutdoor UnitSilveraluminum outdoor with prevent splashingPower Supply: DC10-12V Power Consumption:1.2Watt;standby0.1Watt Ambient Temperature: -10°C to 50°CAmbient Humidity: 45%-95%SNR: > 45 dBCMOS: 380lines resolutionMinimum illumination: 0.5 luxCamera: F:1.8,F+3.1m/mInstallation method: Inlay-in typeDimension:191(h)mm X 114(w)mm X49(d)mm 0.3 kgEmbed dimension: 160(h)mm X 94(w)mm X 32(d)mmIncluding in one kit:two indoor monitors, one outdoor station, one adapter, one English user manual and one cable.