indoor home camera system
What is the best indoor camera system? What is the best WIFI indoor camera?

Network video recorder (NVR) is a specialized computer system that includes a software program that records video in a digital format to a disk drive, USB flash drive, SD memory card or other mass storage device.

Shop security cameras, surveillance systems, baby monitors, network cameras, Wyze Cam 1080p HD Indoor Wireless Smart Home Camera with Night Vision, 
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