7 inch LCD display, mechanical keys;
 
Intercom: the ability to achieve and door machine call, video intercom and unlock functions;
 
Household intercom: by extending the built-in camera module, indoor two-way video intercom function;
 
Visitors pictures of / Message: To provide the pictures by calling door phone message function;
 
Video surveillance: the indoor unit can monitor the door or any other designated camera
 
Call records check: all call records can query;
 
Call Management Center: one-button call center management, efficient service.
 
Ladder control linkage: support ladder control linkage control function;
 
Information services: management center can provide text messages, pictures and other information services for the indoor unit;
 
Security Alarm: Provides 8 zone wired security alarm interfaces for users to choose;
 
Smart Home: Independent smart home modules provide scalable smart home services;
 
Entertainment Media: Indoor scalable media entertainment functions;
 
Online Upgrade: online upgrades, maintenance is simple and easy to use;