Detailed Product Description

Video door phone Function:

1. Network or non-network system is available;

2. Video and audio products can be mixed installed; to  monitor and  talk with the door station;

3. Each door station can connect with 431 indoor phones;

4. Unlock by indoor phone remotely; each apartment has its own password

5. Unlock by password;

6. Unlock by card is optional;

7. Intercom with any other apartments on the same network (network only);

8. The indoor phones and the Guard Unit can call and intercom with each other;

9. The infrared LED on the door station ensures a clear picture even at night;

10.Two extension indoor phones can be connected at most (optional);

11.The ringing can be designed as chord according to peoples favor and 11 songs to be chosen.

Note:

1. The message broadcasting and image memory are optional for this system;

2. The security indoor phones have multi-alarm functions;

System components:
1) door to door type door station
2) door to door type indoor phone
3) Power supply

4) door to door  audio distribution(for video system)

5) Video distribution amplifer(for video system)

6) if it is network system, need other supporting components