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3 buttons analog intercom
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- Analog Line Interface:
- Line current ≥ 20 mA.
- Line voltage ≥ 30 Vdc.
- Ring detection: 20~55 Hz
- Ring voltage ≥ 10 Vac
- Dial tone: 300~500 Hz.
- Signal level for Dial tone ≥ 85mVac.
- Electric door lock:
- Power voltage: 12~24 Vac ó Vcc
- Maximum opening current: 2 A.
- VoIP option:
- An IP connection is possible using a VoIP gateway with FXS port.
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- CameraNo
- Numbers of buttons3
- AntivandalNo
- SIPNo
- AnalogSi
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