Double Defense Upgrade 16CH Expandable Real-Time Conversation Remote Access Robust Deterrence Against the Unwanted This motion-activated spotlight security cameras shine brightly upon suspicious events, plus a siren alarm - leaving no chance for intruders to break into your property. Expand Up to 16-Channel System This 4K 8 Ports NVR can be upgraded to 16CH expandabled with a PoE switch connected(Not included). Anywhere Communication with Two-Way Audio Built-in mic and speaker let you stay in touch with your household, talk to your kids or tell your dog to stop barking, or say hello to the delivery man through the Free Zosi Smart App. Real-Time Monitoring Anytime Easily access a live view of

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