广东柔乐电器有限公司
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描述
联络供应商
描述
- Wireless door phone which provides dual-way intercommunication and clear voice.
- Intercommunication between indoor and outdoor units is available.
- Working distance is around 150 meters and CE approval.
- Door phone with advanced code technique, anti-interference.
- Door phone with working status indication function.
- DC power outdoor unit, stick the outdoor unit with double-side adhesive tape.
- Adjustable volume of melodies.
- Energy-saving technique, no power consumption in standby status, the power will be stopped.
- Automatically 30 seconds after no answer when someone presses the button.
- Three pieces of Lr6 alkaline batteries operated and they can work for around one year.
- Remove aluminum alloy panel for battery replacement.
- Digital transmission for sound signal.
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