Wired 4 Key 4 Units Door Camera Apartment Video Intercom Doorbell Door Phone IR Night Vision

Function: When someone press the call button on outdoor unit, it will active the indoor monitor, monitor will turn on, ring and show the video outside. So you can see who is outside, a postman? a neighbor? a salesman? an old friend? or a burglar? Then you can press the response button on monitor to talk with the people outside, unlock the lock and press the response button again to end the conversion. Specification: Camera: 1/3 Color CMOS Camera. Illumination: 0 lux/F1.2. Night vision illumination distance ;White length 1m. Power Adapter: From Monitor, DC14.5V. Viewing angle: (U/D/L/R, degree): 60/35/70/70. Connection: 4 cored wire (Up to 12 monitors). Case: Aluminum material, weatherproof. Overall dimensions: (3 to 12 call button )122L x 276W x 45H mm ; (2 call button ) 122L x 218W x 45H mm. Installation dimensions:(3 to 12 call button )112L x 246W x 32H mm ; (2 call button ) 122L x 218W x 45H mm.Weight:0.81 kg. Packing includes:1 x Outdoor Camera.

• The system has 1 IR night vision doorbell for 1 - 4 separate individual units.
• Support answering, monitoring and unlock, dual-way intercom Mute door intercom with doorbell kits, Easy installation, Surface mounting.
• 700TVL CMOS IR night vision high resolution door monitor camera.
• Wired connection stability clear vision for home security, Little rain and oxidation-proof for the durable aluminum alloy outdoor unit
• Can be used in apartments, villas, hotels, offices, public buildings.