C290M 32 Channel 4K PT PoE Security Camera System for Business + Up To 16TB HDD Cameras:20 you don't need a Mesh

you don't need a Mesh Wifi router with make the NVR system work

Less Buffering

Equipped with a built-in 1TB HDD (expandable to 8TB via SATA) for continuous 24/7 recording

Microphone

(Working environment: -10ºC /14ºF to 60ºC /140ºF )

C290M 32 Channel 4K PT PoE Security Camera System for Business + Up To 16TB HDD Cameras:20 you don't need a Mesh4K HD Clear Night Vision Human Auto Tracking AI Detection Spotlight & Sound Siren Two way Audio Privacy Masking AI People Counting Local Access IP66 Weatherproof Support 16CH NVR Specs 8CH NVR Specs Camera Specs NVR Manuals Downloads Camera Manuals Downloads Tutorial Videos FAQs How much storage space does this camera have? This kit will give you 8TB of storage Does the Hard Drive automatically overwrite what's on it when it's full? For 2TB hard