We choose the Factory CCTV is really too good, but I think this is the Factory CCTV we have seen the best of a product, and I think, the quality is really good, we are all very love. The last time we went to buy this kind of equipment, the staff gave us about this Factory CCTV, we had two of the Factory CCTV is not very understanding, but we can see that the Factory CCTV is very good, so we finally chose to buy some of these products. Now we are all installed in the area inside the Factory CCTV, I think the Factory CCTV which allows us to the area inside the security more secure.