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Koss PRO4AA Noise Isolating Professional Studio Headphones, Over-Ear, 10-25,000 Hz Frequency Response, 250 Ohms  Impedance, Tan

Koss PRO4AA Noise Isolating Professional Studio Headphones, Over-Ear, 10-25,000 Hz Frequency Response, 250 Ohms Impedance, Tan

  • $64.99
  • $99.99


A New Twist on Legendary Headphones

Perfect for professionals and audiophiles who want a cleaner, clearer sound.

Koss Pro4AA headphones set the standard for full size professional headphones. They were introduced in 1970 as the first dynamic headphones to deliver true full frequency and high fidelity performance with impressive noise isolating capabilities.

Koss Pro4AAs meet the stringent demands of broadcast and recording professionals who require reliable equipment and superior performance. The full size professional headphones keep unwanted sounds out while letting every note in.

Whether you’re a sound professional or an audiophile, Pro4AAs deliver superior isolation, accurate reproduction and sound intensity, and the excitement of a live performance with every recording. Connecting with your music has never sounded so good.

Specifications:

  • Frequency Response: 10-25,000 Hz
  • Impedance: 250 Ohms
  • Sensitivity: 95dB SPL/1mW
  • Cord: Coiled, Single Entry, 8ft
  • Warranty: Limited Lifetime Warranty

Key Features:

  • Noise isolating professional studio headphones
  • The first dynamic headphones to deliver true full frequency, high fidelity performance
  • Standard-setting design incorporates performance-enhancing technology
  • Superior isolation, accurate sound reproduction and the excitement of a live performance with every recording
  • Durable steel and generously padded rubber headband
  • Adjustable slide bars ensure snug fit
  • 8 foot coiled cord with 6.3 mm (1/4") plug
  • Covered under the Koss Stereophones Limited Lifetime Warranty

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