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Это B/W VIDEO DOOR PHONE FOR VILLAWALL-MOUNTINGFUNCTIONS:1) TALK2) OBSERVATION3) INTERPHONE4) DOOR RELEASE5) WARNWITH A VANDAL PROOF CAMERA UNIT; THE CAMERA IS LONG TIME DURABLEOUTDOOR UNIT IS VANDAL PROOF CAMERA, STAINLESS STEEL MADETECHNICAL SPECIFICATIONS:WIRING CABLE: SIX WIRES1) POWER CONSUMPTION 14W, STANDBY MODE 2W2) 4 FLAT CRT MODULE B/W OR 4" FTF SCREEN3) SCAN FREQUENCY: 15,625HZ (H), 50H (V)4) IMAGE SENSOR: 1/4" CMOS, 1/3" CCD5) NIGHT LIGHT SOURCE INFRARED NIGHT VISION6) AUTOMATIC SHUTDOWN TIME: 60 SECONDS7) MINIMUM ILLUMINATION: 0.1 LUX8) COLOR AND B/W BOTH AVAILABLEPACKING:CARTON