7inches door video phone for villa and apartment

-Lightning protection & Anti-static
suitable for large and small community, unit or villa

1. Elegant appearance, easy to be operated;
2. Standard integration proximity card, access to control systems;
2. Standard intergration proximity card, access to control systems;
3. Can provide residents 9801 groups of paswords, each household can set up a modifiable password; pass unlocking as well.

1. Can moniter the extended view of outdoor;
2. User can call center management by interdoor;
3. Can call the mangement center for help;
4. Unlock. Close the ring by mute;
5. Modular design, the system will be still working even when the interdoor failures;

6. 12 chord music rings for optional.