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V-21 Indoor Phone With Voice Prompt

Hands-free design;

High-grade glass panel mirror or brushed aluminum panel for choice;

With keypad for intercom between different apartments;
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  • Product Detail

Basic Functions:


Hands-free design;

Monitor the outdoor station without visitors’ attention;

With keypad for intercom between different apartments;

Talk with visitors and unlock the door remotely;

Call guard unit for emergency help if there is a guard unit;

4’’CRT(B&W) or 4’’TFT-LCD(Color) displays are optional;

4 or 7 alarm zones are optional;

Picture memory function is optional;

Extra indoor phones are available for each apartment;

More than 10 chords for ring selection;

Avoid-disturbed function;

Available to connect with door bell;

Available to adjust picture contrast and brightness, speech volume;


Technical parameters:


Display:4’’CRT(B&W) or 4’’TFT-LCD(Color) 

Resolution:TFT 960X234 pixel (Color), CRT 400TV lines (B&W)

Video input1VP-P/75Ω

Audio SNR≥50dB

Audio Distortion≤5%

Static Current:≤ 90mA


Working voltage:DC18V±10%

Working Current:≤250mA

Environment Temperature:-10~55°C
Installation type:Surface mounted
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Subject : V-21 Indoor Phone With Voice Prompt

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For customer service, including product information and order status, contact us:



Tell:0592-6157677
Monday to Friday: 8:00 am - 5:00 pm (In addition to the legal holidays)
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