Change history for item: BenQ MP721c

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1. Donny Darko 25 September 2023 02:07:23
   1. Create: Width #587927
      Value: 278
      
   2. Create: Height #587928
      Value: 100
      
   3. Create: Description #23738903
      Value: Purpose: office, projector resolution: 1024x768, max. diagonal image size: 7-9 m, luminous flux: 2000-4000 lm, contrast: 1000:1-3000:1, technology: DLP, connectors and interfaces: RS-232, USB Type-B, S-Video input, VGA input, MI audio input
      
   4. Create: Brand #23738904
      Value: BenQ
      
   5. Create: Type #23738905
      Value: Stationary
      
   6. Create: Technology #23738906
      Value: DLP
      
   7. Create: Purpose #23738907
      Value: For office
      
   8. Create: Projector resolution #23738908
      Value: 1024x768
      
   9. Create: Image aspect ratio #23738909
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23738910
       Value: 1
       
   11. Create: Image functions and options #23738911
       Value: Keystone correction
       
   12. Create: Peculiarities #23738912
       Value: Speakers
       
   13. Create: Lamp life #23738913
       Value: 3000 h
       
   14. Create: Number of lamps #23738914
       Value: 1
       
   15. Create: Power of each lamp #23738915
       Value: 220 W
       
   16. Create: Min. diagonal size #23738916
       Value: 0.76 m
       
   17. Create: Max. diagonal size #23738917
       Value: 7.62 m
       
   18. Create: Min. horizontal frequency #23738918
       Value: 31 kHz
       
   19. Create: Max. line frequency #23738919
       Value: 82 kHz
       
   20. Create: Min. vertical frequency #23738920
       Value: 48 Hz
       
   21. Create: Max. frame frequency #23738921
       Value: 85 Hz
       
   22. Create: Aperture number F, min #23738922
       Value: 2.6
       
   23. Create: F-number F, max #23738923
       Value: 2.77
       
   24. Create: Focal length min. #23738924
       Value: 204 mm
       
   25. Create: Focal length max. #23738925
       Value: 23.55 mm
       
   26. Create: Contrast #23738926
       Value: 2000:1
       
   27. Create: Light flow #23738927
       Value: 2200 lm
       
   28. Create: Connectors and interfaces #23738928
       Value: RS-232, USB Type-B, S-Video input, VGA input, mini jack 3.5 mm audio input, composite video input
       
   29. Create: Number of built-in speakers #23738929
       Value: 2
       
   30. Create: Power per speaker #23738930
       Value: 1 W
       
   31. Create: Noise level #23738931
       Value: 24 dB
       
   32. Create: Depth #23738932
       Value: 220 mm
       
   33. Create: Weight #23738933
       Value: 2.67 kg
       
   34. Create: Image #20900419
       URL: https://avatars.mds.yandex.net/get-mpic/1750349/img_id815259162435016891/orig
       
   35. Create: Preview image #20900420
       URL: https://avatars.mds.yandex.net/get-mpic/1750349/img_id815259162435016891/orig
       
2. Donny Darko 27 April 2023 23:08:00
   Name: BenQ MP721c; Catalog: Multimedia projectors