About the CCTV surveillance enquiry for the definition, motion detection, Wifi ,door control remotely etc.,
Is there anyone could help some or all of the enquiries for CCTV surveillance,thanks :
1.If there are differences for the definition of CCTV surveillance in the commercial and the residential field?
2.What is the motion detection ?
3.Could the infrared lens be used for both daytime and night time ?
4. which kinds of lens are better or the best for no any light at dark night ?
5.All the lens must could be fixed on the wall or can be moved flexibly such as in the warehouse and does it need charge the electricity/ power?
6. How about the stability if using the WIFI ?
7.Can all the data be saved in local disk or need saved remotely and what are the advantages and disadvantages compared each other ?
8.Can we control remotely for the opening and closing door and could it be integrated for the intelligent furniture system ?