Samsung 16CH 1080p 2TB Security Sys w/10 Cameras

I’ve been looking for a wi-fi security camera system for my house. Link to Amazon reviews:
https://www.amazon.com/Samsung-SDH-C75100-Channel-Security-Cameras/dp/B0163H24LQ

$449 Free Prime Shipping
No tax in my state!
But it’s SELLER Refurbished

https://www.amazon.com/gp/product/B01IPENYSW/