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Koss PRODJ100

We haven't had a chance to fully test this product yet, but we've assembled this helpful overview of relevant information on it.

The Koss PRODJ100 over-the-ear headphones consolidate noise-isolating functionality, closed fold-flat cushions, and an 8-foot coiled cable. Additional features include a 10 – 25,000 Hz frequency response, 99 dB/mW sensitivity, and 38 ohms impedance.

Features List:

  • Circumaural design
  • Noise-isolating functionality
  • Closed, fold-flat cushions 
  • 8-foot coiled cable
  • 10 – 25,000 Hz frequency response
  • 99 dB/mW sensitivity
  • 38 ohms impedance

For more headphone buying tips, check out our Headphone Buying Guide.

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