What is the need of CCTV?

Related questions

1. What CCTV stands for?
2. What channel is Globo on Comcast?
3. Can blink cameras be hacked?
4. Are IP cameras better?
5. Is there cable TV in China?
6. What channel is Hunan TV?
7. What are the advantages of CCTV cameras?
8. Do I need signs for CCTV?
9. What channel is CCTV?
10. Who is Queen of Africa?

Tags

1. #facilities
2. #purposes
3. #smartphone
4. #camera
5. #important
6. #computer
7. #system
8. #security
9. #watch
10. #monitoring
11. #grounds
12. #means
13. #occupants
14. #other
15. #monitor
16. #often
17. #building
18. #medical
19. #traffic
20. #safer
21. #reliable
22. #which