SY819M11 7 Inch HD Doorbell Camera Video Intercom Door Phone System with Monitor AU PLUG    Main Features: Aluminum alloy panel of indoor unit, fashionable and luxury. Outdoor unit is oxidation-proof with durable aluminum alloy. 7 inches color TFT LCD without radiation, low power consumption and high definition. IR Camera with night vision. Electric lock-control function. Hand-free intercom. Mute indoor intercom function. Monitoring the outside of the door. Volume, brightness and contrast are adjustable. Easy installation by yourself with adapter and cable we provide in this kit. You need to drive nails into the wall, then hang the indoor display on the wall. Specifications: Outdoor Camera Camera: 1/4 inches CMOS Min. illumination: 0.5Lux Adapter input: AC100 - 240V, 50 / 60Hz Adapter output: DC15V / 1.2A Wires for lock-camera connection Working temperature: -20 - 50 Deg.C Installation: Wall mounted Material: ABS plastic and aluminum alloy Monitor Screen: 7 inches TFT / LCD Power source: AC100V - 240V / 50 - 60Hz Effective pixels: 480 x 234 x 30 Power: 14W ( operation ), 2W ( standby ) Wiring: 4 wires Note: Hanging panel color is random when delivering.   Sensor: CMOS Type: Video camera   Package weight: 1.223 kg Product Size(L x W x H): 24.00 x 15.00 x 2.00 cm / 9.45 x 5.91 x 0.79 inches Package Size(L x W x H): 29.00 x 18.00 x 10.50 cm / 11.42 x 7.09 x 4.13 inches Package Contents: 1 x Outdoor Unit, 1 x Indoor Unit, 1 x Adapter, 3 x 4-core Connection Cable, 1 x 2-core Connection Cable, 1 x English User Manual, 1 x Package of Screws