Doorbell compatible with 7in US video

1 VISIBLE INTERCOM: You can see, hear and communicate with anyone at your door when someone presses the call button. Simply press the "unlock" button on your interior doorbell to welcome your visitors. 2 7 INCH TFT DISPLAY: You can easily adjust the brightness, volume, contrast and a wide selection of ringtones through the display, as well as watch what's going on outside your door. 3 IR NIGHT VISION: The camera comes with a rain cover, which can effectively prevent rain and vandalism. Built in infrared sensor and 120 wide angle camera, you can see visitors clearly even in dark night. 4 MULTIPLE DEVICE INTERCONNECTION: Multi device connectivity is possible, with all monitors able to see, hear, talk to the outdoor doorbell and unlock the door. 5 WALL MOUNTING, WIDELY USED: Wired connection with stable signal, equipped with adapter, rain cover, mounting bracket, 4 core wire, screws and other accessories, can be used in apartments, villas, hotels, offices, public buildings.Item Type: Video Doorbell
Material: ABS
Weight: Approx. 960g / 33.9oz
Camera (Outdoor):
Camera: 1/4 HD CMOS
Light Source: 6 Infrared Lamps
Resolution: 800x600
Monitor (Indoor):
Resolution: 800x480
Wiring: 4 Wire

What's in the box
1 x Indoor Display
1 x Outdoor Doorbell
1 x Outdoor Doorbell Rain Cover
3 x Connection Cable
8 x Expansion Screw
9 x Metal Screw
1 x Plug
5 x Unlocking Card