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For studio grade headphones, the KNS 6400, designed by KRK, utilize a wide range of features for maximum comfort, utility, and performance. The ear-cups use 40-mm drivers to deliver crisp sound in the frequency range of 10Hz to 22KHz. They have a natural impedance of 33-ohms and weigh only .46lbs, which allows for them to feel weightless on your head.


  • Status: Available
  • Price at launch: $99.00


  • Weight: .46 pounds
  • Color: Black
  • Design: Over-the-ear
  • Physical attachment: Vertical
  • Connection type: Wired (3.5mm), Wired (1/4-inch)
  • Wire length: 8.2 ft


  • Drivers per ear: 1
  • Impedance : 32 Ω
  • Frequency response (low): 10 Hz
  • Frequency response (high): 22000 Hz


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