Change history for item: Headphones Koss UR21

Edit History of changes Delete item

1. Donny Darko 25 May 2023 10:30:54
   1. Create: Description #1670650
      Value: Design: full-size, device type: wired headphones, design features: L-shaped plug, plug connector: mini jack 3.5 mm, acoustic design type: closed
      
   2. Create: Device type #1670651
      Value: Wired headphones
      
   3. Create: Design #1670652
      Value: Full size
      
   4. Create: Technology #1670653
      Value: Dynamic
      
   5. Create: Minimum repeatable frequency #1670654
      Value: 40 Hz
      
   6. Create: Maximum playback frequency #1670655
      Value: 20000 Hz
      
   7. Create: Impedance #1670656
      Value: 32 ohm
      
   8. Create: Sensitivity #1670657
      Value: 90 dB
      
   9. Create: Harmonic coefficient #1670658
      Value: 0.4 %
      
   10. Create: Weight #1670659
       Value: 175 g
       
   11. Create: Type of acoustic design #1670660
       Value: Closed
       
   12. Create: Mount type #1670661
       Value: Headband
       
   13. Create: Design features #1670662
       Value: L-shaped plug
       
   14. Create: Plug connector #1670663
       Value: mini jack 3.5 mm
       
   15. Create: Length of cable #1670664
       Value: 1.2 m
       
   16. Create: Included #1670665
       Value: Adapter 6.3 mm
       
   17. Create: Additional Information #1670666
       Value: Cable connection: bilateral; Gold-plated connectors: yes
       
   18. Create: Image #3227085
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id7337967560472500381/orig
       
   19. Create: Preview image #3227086
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id7337967560472500381/orig
       
2. Donny Darko 28 April 2023 04:19:19
   Name: Headphones Koss UR21; Catalog: Headphones and Bluetooth Headsets