- With embedded rectangular design, simple and smooth appearance, sophisticated lines and durable quality.
-  With embedded computer technology and DSP audio processing technology.
-  One button ask for help, can call the intercom mic of the duty room. Quick connection and easy operation
- Built-in microphone with high sensitivity, with wide area for sound collection, and high sound reproduction.
-Built-in 3W full-range monitor speaker, with loud and clear voice.
- Support hands-free calling and broadcast receiving.
-  Support local electronic door lock and local alarm indicator ( select 1 from 2 options).
-  Support 2-channel local short-circuit signal input; linkage with 1 short-circuit output for monitoring short circuit linkage.
- With crimp DC power supply interface, external connect to 24V power adapter or centralized power supply.
- Two installation methods: embedded and surface mounted.
-  Waterproof degree: Ip55.
-  With 1 line output, for connecting active speaker to achieve voice paging.
- Support short-circuit signal input of security equipment, also supports customized setting on the time plan of patrol and sign in for the local area security.
-  Support panel button linkage to 1 short-circuit output or ring alarm, for monitoring short-circuit linkage or emergency tips.
-  Support disassemble panel alarm function, at the same time to link the short-circuit output of multiple devices from local and remote, and connect to alarm or police alarm horn speaker.
- The system supports remote hardware updating to the terminals, no need to go to the local terminal site, save a lot of maintenance work.