Video Intercom System VL-SV74SX Up to 3 Extension Monitors, Picture Recording,E-Lock Release Support, 7-inch Wide Colour LCD with Touch Sensor

Video Intercom VL-SV74 Model compositionMain Monitor(VL-MV74) x1, Door Station(VL-V524) x1 Maximum Connectable UnitsDoor StationUp to 2 (1 included with VL-SV74) MonitorUp to 3 extension monitors (not including the main monitor) Wireless MonitorWireless sub monitors NOT supported. Connectable DevicesE-lock Release SupportUp to 2 (user supplied) PBXOnly Panasonic PBX ConveniencePicture RecordingInternal memory: Up to 50 visitors/sessions (up to 4 still images per visitor/session) Night VisionYes (LED lights) Touch Panel / Pan & Tilt- / - Voice ChangerYes Intercom callYes (between main monitor and extension monitor) MonitorPower source220-240 V AC, 50/60 Hz Power consumptionStandby: 2.3 W, Operating: 11.3 W * Measurement conditions: VL-V524 (1 pcs.) is connected to the Main Monitor Dimensions (H x W x D)Approx. 158 x 201 x 26.5 mm (excluding protruding sections) Mass (weight)Approx. 800 g *Including AC cable. Operating environmentAmbient temperature: Approx. 0 ℃ to +40 ℃, Relative humidity (non-condensing): up to 90 % Display size7-inch wide colour with touch sensor / WVGA (800 x 480 pixels) Display languageEnglish, Arabic, Vietnamese Talking methodHands-free Installation methodWall mount (mounting bracket supplied) External materialFlame retardant ABS resin and PMMA resin Door StationPower sourcePower supplied by the main monitor Dimensions (H x W x D)Approx. 152 x 102 x 35.5 (21.5 *) mm *Excluding sections embedded into the wall. Mass (weight)Approx. 225 g Operating environmentAmbient temperature: Approx. -15 ℃ to +55 ℃, Relative humidity (non-condensing): up to 90 % Talking methodHands-free Viewing angleHorizontally: Approx. 85°, Vertically: Approx. 54° Image sensor/ Camera (pixel)1/3 inch CMOS sensor (Approx. 1.3 M pixels) Minimum illuminance required1 lx (within approx. 50 cm from the camera lens) Lighting methodLED lights IP rating (INGRESS PROTECTION)IP44 *Water resistance is only assured if th