B/W video doorphone with handset

B/W 4 inch CRT
pin hole camera, much wider vision
Visitor calling, video intercom, unlock, monitor.

1.B/W 4 inch CRT

2.Metal outdoor station

3.pin hole camera, much wider vision.

4.Four wire connection

5.Visitor calling, video intercom, unlock, monitor.

6.With warning function

7.weatherproof and vandal proof out door station

8.built-in power adapter available

9.Three years' quality warranty

(all out door stations can be changeable)

10 able to display TV.

11 power-saving, moving melody.Brightness, chroma and ring adjustable