Video indoor phone model V22 is applicable for JB-304 villa intercom system
Features:
DIY video villa intercom system to call, monitor and unlock by card
More than 10 melodies for ring selection
To sure the image clearly at night by IR LED
2-wire or 4-wire system, easy to install and operate
Accepted to be connected with four indoor phone at most
Accepted to be connected with four door stations at most to several entrances
All indoor phones are accepted to call, transfer calling and communicate each other
Installation of door station by surface and flush to be optional
More than 10 melodies for ring selection
To sure the image clearly at night by IR LED
2-wire or 4-wire system, easy to install and operate
Accepted to be connected with four indoor phone at most
Accepted to be connected with four door stations at most to several entrances
All indoor phones are accepted to call, transfer calling and communicate each other
Installation of door station by surface and flush to be optional
Indoor phones technical parameters: |
Display: 4 CRT/TFT-LCD, or 7'' TFT-LCD |
Display: 420TV lines(B.W), or 300,000 pixels(color) |
Working voltage: DC12V±10%(audio); DC18V±10%(vedio); |
Audio SNR: ≥50dB |
Audio distortion: ≤5% |
Working current: ≤150mA(audio);≤500mA(vedio) |
Power waste: ≤30mA(static);≤80mA(active) |
Power waste: ≤60mA(static);≤210mA(active) |
Environment Temperature: -10~+55°c |
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