Building Video Doorbell Phone Monitor 2 Call Button Unlock Intercom System 7inch
Item Description
1 camera and Multi LCD color monitor, supporting 1 building which has multi households.You can see and hear before you're at the door.
7 Inch LCD press key screen,door answering, monitoring and unlock, dual-way intercom Mute door intercom with door dell kits.
16 different kinds of door bells chimes.Volume, brightness and contrast are adjustable. Fashion and nice design,which can also be used a decoration of your house for home improvement.
700TVL CMOS IR night vision high resolution door monitor camera, easy to install,wired connection stability for home security systems.
Can be used in apartments, villas, hotels, offices, public buildings.Support video intercom 12 monitors of security & surveillance equipment

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,  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.
This 2-way communication is an inexpensive and effective way to talk with the stranger at the door without actually opening the door.

Specifications 
The TFT 7 inch digital color LCD screen for monitoring.
High-resolution night vision, monitoring, calling, speaking, unlocking, remote controlling.
Hand-free intercom munication.
Brightness, Chroma, and Volume adjustable.
16-chord melody ring for option.

Technical parameter:
Indoor Monitor:
Display: 7 inch TFT LCD screen (16:9 dispaly).
Resolution: 800 X 480.
Input: AC 100-240V 50Hz-60Hz. 
Output: DC 15V/1500mA. 
Case: ABS Engineering Plastics. 
Installation:Surface mounting.
Outdoor camera: 
Camera resolution: 700Lines. 
Camera: 1/3 Color CMOS Camera.
Built-in microphone and speaker 
Power Adapter: From Monitor, DC15V.
Viewing angle: (U/D/L/R, degree): 60/35/70/70. 
Connection: 4 cored wire (Up to 12 monitors). 
Case: Aluminum material, weatherproof.

package 
Notes:There are 2 different sets for option, you may choose your prefer sets,many thanks
V7022A5201V2=1pcs * 2 Buttons Camera +2 pcs* Indoor Monitor+2pcs * Power Adapter+1 * Test cable +User manual
V7022A5201V1=1pcs * 2 Buttons Camera +1pcs * Indoor Monitor+1pcs* Power Adapter+1 * Test cable +User manual

Payment
Please ensure the shipping address on your account is correct. If you have any address changes, please inform us on the eBay note. All orders can be canceled until they are shipped. If your order has been paid and you need to change or cancel it, you must contact us within 2 hours. Once the packaging and shipping process has started, it can no longer be canceled.

Shipping
Once we have received payment, your items will be dispatched in 1-2 days. Delivery time 7-30 days. There may be some delays due to flight, holiday, weather, local post, local natural disaster impact. If your shipment delays or you have not received your order within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply.
Return
We offer a 100% money-back guarantee on products that are defective or damaged during shipping. Just contact us with pictures of the damaged items. We will refund the full purchase price of your item and we will send a replacement or refund the full purchase price as preferred. We will refund you for items returned within 60 days of you receiving them, for any reason. To be eligible for a refund, your item must be unused and in the same condition that you received it. Customers will be responsible for paying shipping costs for returning items. It must also be in the original packaging. Before returning items, please contact us. To be eligible for a refund please contact us within 7 days of you receiving the item.