Phone #: 800-280-8987
Koss Active Noise Reduction Plug System Stereophones
Brand: Koss
Part Number: QZ77

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Product Details:
  • Reduces harmful and annoying low frequency sounds in noisy environments - ideal for in-flight use
  • Unique earbud design directs sound into the ear canal for deep bass
  • Specialty ear cushion material forms slowly in the ear canal to provide a custom fit and maximum isolation
  • Frequency response: 10-20kHz
  • Includes lanyard and 2 prong adapter for in-flight-use