Blog – Networking, Surveillance & Communication
ACCESS CONTROL, Dahua, New & Special Offers
Dahua DHI-ARA12-W2
Wireless Indoor Siren for Dahua Hub 433Mhz 105dB DHI-ARA12-W2
Wireless Siren
Signal strength detection.
Low battery alarm.
Temperature measurement.
Frequency hopping function and two-way communication technology
Cloud upgrade and automatic recovery from upgrade errors.
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