Cheap 7inch LCD  wired video door bell door phone system for Home security protection

7 Inch Video Door Phone Doorbell Intercom Kit 1-camera 1-monitor Night Vision(can be  2 monitor )

Features:
Aluminum alloy panel of indoor unit, fashionable and luxury.
Little rain and oxidation-proof for the durable aluminum alloy outdoor unit.
7" color TFT LCD without radiation, low power consumption and high definition.
IR Camera with Night Vision.
Electric lock-control function.
Handfree intercom.
Mute indoor intercom function.
Monitoring the outside of the door.
16 kinds of door bell rings.
Volume, brightness and contrast adjustable.
Easy installation by yourself with adapter and cable we provide in this kit.
Specifications:
Outdoor Camera
Camera: 1/4" CMOS
Min. Illumination: 0.5Lux
Video output: 1Vp-p/75Ω
Adapter input: AC100~240V, 50/60Hz
Adapter output: DC15V/1.2A
Wires for Lock-camera connection.
Working Temperature: -20°C to 50°C
Installation: Wall mounted
Material: ABS plastic & aluminum alloy
Dimensions: 12.6 * 9.5 * 3.5cm
Monitor
Screen: 7" TFT/LCD
Power source: AC100V-240V / 50-60Hz
Effective pixels: 480 * 234 * 30
Power: ≤14W(operation), ≤2W(standby)
Wiring: 4 wires
Dimensions: 24* 15 * 23cm
Package size: 28 * 18 * 12cm
Package includes:
1 * Outdoor Unit (Camera)
1 * Indoor Unit (Monitor)
1 * DC15V Adapter
1 * 1m 4-core Connection Cable
1 * 2-core Connection Cable
2 * 4-core Connection Cable
1 * User Manual
1 * Package of Screws