Change history for item: Philips SBCHC8540

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1. Donny Darko 23 May 2023 00:37:08
   1. Create: Description #1230597
      Value: Design: full-size, device type: wireless headphones, acoustic design type: closed, operating time: 15 h
      
   2. Create: Device type #1230598
      Value: Wireless headphones
      
   3. Create: Design #1230599
      Value: Full size
      
   4. Create: Technology #1230600
      Value: Dynamic
      
   5. Create: Minimum repeatable frequency #1230601
      Value: 10 Hz
      
   6. Create: Maximum playback frequency #1230602
      Value: 22000 Hz
      
   7. Create: Sensitivity #1230603
      Value: 100 dB
      
   8. Create: Type of acoustic design #1230604
      Value: Closed
      
   9. Create: Mount type #1230605
      Value: Headband
      
   10. Create: Membrane diameter #1230606
       Value: 40 mm
       
   11. Create: Wireless connection type #1230607
       Value: Radio channel
       
   12. Create: Working hours #1230608
       Value: 1.5 h
       
   13. Create: Additional Information #1230609
       Value: Signal-to-noise ratio: ~70 dB; Range: 100 m; Wireless transmitter: yes; Data link: radio channel
       
   14. Create: Image #2465358
       URL: https://avatars.mds.yandex.net/get-mpic/199079/img_id5524311077396086618/orig
       
   15. Create: Preview image #2465359
       URL: https://avatars.mds.yandex.net/get-mpic/199079/img_id5524311077396086618/orig
       
2. Donny Darko 28 April 2023 04:03:12
   Name: Philips SBCHC8540; Catalog: Headphones and Bluetooth Headsets