Loud Alarm Siren. Have it automatically go-off if motion is detected or trigger from the app to quickly raise the alarm. Integrated Smart Siren Yes Yes Yes Yes Yes Yes Yes. Video Call Alerts. Two-Way Talk & Live View Noise Reduction & Echo Cancel Noise Reduction & Echo Cancel Noise & Echo Cancelation Noise & Echo Cancelation Noise & Echo Cancelation Noise & Echo Cancelation Noise & Echo Cancelation.
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