Sold by the official Reolink eBay store, if you don't mind getting a refurb, there are some great prices on cameras and systems.
There is an image in each of listings that explains how refurbished products work with regards to quality and warranty.
All items are inspected, tested and cleaned by the manufacturer or manufacturer-approved vendor.
Appearance: Like-new condition.
Performance: Works like new, meets the manufacturer's specifications.
Warranty: One-year warranty provided by seller.
Packaging: The item may come in new generic packaging with new or original accessories (if applicable).
Have bought refurb 820A's before and they were perfect