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Đầu báo lửa hồng ngoại Dahua DHI-HY-IF43DA-EX
- Đầu báo lửa hồng ngoại Dahua HY-IF43DA-EX
- Strong anti-interference ability oriented to industries > Multiple output interfaces: RS 485 and relay output > Combine the power wire with the signal wire through two wire > Window defogging and defrosting function > Sensor optical path self-test algorithm