ITC T-7703 One Key for Help Intercom Terminal, embedded computer technology and DSP audio processing technology, One button ask for help, can call the intercom mic of the duty room, Built-in microphone, Built-in 3W full-range monitor speaker, Support hands-free calling, Support 2-channel local short-circuit signal input, IP55, 1 line output, 100Mbps RJ45 Input, ~190-240V 50-60Hz (Adapter); DC24V/1A.


The one-button for help intercom terminal can initiate an intercom call to the command center.


*  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.


Network Interface

Standard RJ45 input

Transmission rate


Protocol Support


Audio Format


Audio Mode

16bit CD sound quality

Sampling Rate


MIC Input sensitivity


Frequency Response


Overall Power Consumption






Operation Temperature


Operation humidity

20%~80% Relative humidity, non-condensing

Input Power

~190-240V 50-60Hz (Adapter); DC24V/1A





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