best hot sale doorbell for the deaf

Features

* Microprogramming technique, automatic remote control
* Fashion design, nice appearance
* Wireless, easy to install
* Adjustable volume and brightness
* LED light source, clear night vision, 24 hours for monitoring
* Call, intercom and unlock function
* One to one, One to many function
* 2.4 inch color TFT LCD display
* Can save more than 150 pictures

Indoor Monitor:

Brightness: 260cd/m2 
TFT Resolution: 200,000 pixels 
Brightness Discrimination Rate: >8 
Signal system: NTSC/PAL 
Screen: TFT-LCD 9" 
Power source: DC18V or AC 100-220V 
Power Consumption: Standby: 130mW Working:14W 
Wiring: 4 wires for connection with outdoor camera, 2 wires for Lock-camera connection. 
Working Temperature: -10°C to 40°C 
Dimensions: 243*160*26.5mm

Camera Specification:

Resolution: 420tvline

Lens and Angle: f6.0,about 70 degree

Operating temperature: -20-+50C

Wiring: 4-wiring

Installation: wall-mountnight

vision: 6 white light led

size: 125*93*32mm

Material: Aluminum alloy

We have strong cooperation with DHL,TNT,UPS,FEDEX,EMS ,China post.you also can choose your won shipping forwarder .

1.Each monitor can match any camera.But maybe can not match with the products from other company.

2.Every complete set of intercom contained a unit of indoor monitor,outdoor camera,ten meter cable,2 piece of connector ,and some of spare parts.

3.Payment term: T/T or Irrevocable L/C at sight.

4.Delivery time: 2 weeks after receiving confirmation of order

5.Quality guarantee: All products carry 1-year warranty

6.OEM or ODM is warmly welcome.(MOQ:300SET)