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Item#: 9SIAD245CE8362

KOSS PRO4AAT 3.5mm/ 6.3mm Connector Circumaural Professional Stereo Headphone

Ships from United States. Most customers receive within 6-10 days.

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  • 10Hz-25KHz
  • 3.5mm/ 6.3mm Connector
  • 8 feet Cord Length

WARNING: This product can expose you to chemicals including one or more listed chemicals which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, go to

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

The PRO4AAT from Koss are great headphones! Designed to deliver impressive sound quality, they're comfortable enough for hours of use! Titanium coated diaphragms minimize mechanical distortion to ensure accurate sound reproduction! Copper coils improve signal transmission for a cleaner, brighter tonality, and every note in between!

Earcups are designed with pneumalite cushioning for a tighter, more secure fit, to better isolate you from ambient noise. Hear all of the music of your choice from your MP3, CD or DVD player! Enjoy the beauty of Bach's Sheep May Safely Graze, or John Williams' Star Wars Suite! Thrill to your gaming challenges with the true-to-life sound available with these headphones!

Whether you're a gamer, a music lover or a professional sound tech, these headphones give you the sound purity you are looking for! Get the best, today, for this great price!

  • newegg Powerful Sound Featuring dynamic elements and 1-inch (25.4 mm) diameter oxygen-free copper voice coils, the Koss PRO4AAT delivers richer and more powerful sound for an amazing audio experience.
  • newegg Maximum Comfort The Koss PRO4AAT’s extra-large soft ear cushions and adjustable slide bars deliver maximum comfort perfect for extended listening periods.
  • newegg Jack Adapter With the gold-plated 3.5mm-to-6.3mm jack adapter, connect the Koss PRO4AAT to the 1/4" (6.3mm) phone jack on your high fidelity system or to the 1/8" (3.5mm) headphone jack on your TV set, VCR or other video devices.

Learn more about the Koss PRO4AAT

Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
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