Change history for item: Headphones Koss QZ2000

Edit History of changes Delete item

1. Donny Darko 25 May 2023 10:24:37
   1. Create: Description #1669472
      Value: Design: on-ear, device type: wired headphones, Active Noise Cancellation ANC, plug connector: mini jack 3.5 mm, acoustic design type: open
      
   2. Create: Device type #1669473
      Value: Wired headphones
      
   3. Create: Design #1669474
      Value: Invoices
      
   4. Create: Technology #1669475
      Value: Dynamic
      
   5. Create: Active Noise Canceling ANC #1669476
      Value: There is
      
   6. Create: Minimum repeatable frequency #1669477
      Value: 15 Hz
      
   7. Create: Maximum playback frequency #1669478
      Value: 20000 Hz
      
   8. Create: Impedance #1669479
      Value: 5 ohm
      
   9. Create: Sensitivity #1669480
      Value: 101 dB
      
   10. Create: Harmonic coefficient #1669481
       Value: 0.7 %
       
   11. Create: Weight #1669482
       Value: 7.2 g
       
   12. Create: Type of acoustic design #1669483
       Value: Open
       
   13. Create: Mount type #1669484
       Value: Headband
       
   14. Create: Plug connector #1669485
       Value: mini jack 3.5 mm
       
   15. Create: Length of cable #1669486
       Value: 1.2 m
       
   16. Create: Additional Information #1669487
       Value: Battery type: AA; Isolation from external noise: 15 dB; Number of batteries: 2
       
   17. Create: Image #3225094
       URL: https://avatars.mds.yandex.net/get-mpic/1767151/img_id8912992432541890964/orig
       
   18. Create: Preview image #3225095
       URL: https://avatars.mds.yandex.net/get-mpic/1767151/img_id8912992432541890964/orig
       
2. Donny Darko 28 April 2023 04:18:57
   Name: Headphones Koss QZ2000; Catalog: Headphones and Bluetooth Headsets