What do CCTV cameras do?

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  1. #through
  2. #circuit
  3. #central
  4. #recorder
  5. #analog
  6. #television
  7. #systems
  8. #diagram
  9. #closed
  10. #follow
  11. #stands
  12. #cameras
  13. #means
  14. #signal
  15. #system
  16. #monitoring
  17. #remote
  18. #cable
  19. #video
  20. #schematic
  21. #digital
  22. #includes
  23. #below