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I can find no direct answer but as many as your Wi-Fi can handle I would assume. Would choose a professional system if your getting that many
Sorry, there was a problem. Please try again later.If you are referring to the Arlo Essential Spotlight cameras that are connected directly to your router, then you can add as many as you want as long as your network will be able to support the internet speed they require : https://kb.arlo.com/000062043/. ^RM
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