Why is CCTV used?

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Tags

  1. #interior
  2. #switching
  3. #circuit
  4. #systems
  5. #television
  6. #monitor
  7. #monitors
  8. #signal
  9. #allows
  10. #cameras
  11. #security
  12. #videos
  13. #system
  14. #property
  15. #transmitting
  16. #benefits
  17. #exterior
  18. #closed