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Koss PRO3 / AAA Full Size (24 months)

Headphones Closed leatherette ear cushions, 15Hz - 20kHz, impedance 60Ohmů sensitivity 100 db
The product is localised for GB
Price incl. VAT £75.90
Price excl. VAT £63.25
Extended warranty + 1 year £7.60 Extended warranty + 1 year
Ordered on request within 7 days Watch Availability
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Warranty 24 months Code:  JK124c Extended Warrant +75 months Product Number:  PRO3AA Manufacturer's Website: (EN)
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Koss PRO3 / AAA Full Size (24 months) £75.90 Ordered on request within 7 days

Koss PRO3 / AAA Full Size (24 months)

Domestic headphones completely enclosed structure at first glance voicing their excellent design and quality workmanship. The design ensures thorough isolation from the surrounding area for uninterrupted listening. Increased stiffness minimizes mechanical distortion and ensures accurate sound reproduction.

The main advantages:

  • Perfect noise isolation from the environment
  • Full Bass
  • Leather cushions
  • Folding design
  • Tasteful Design

Perfect insulation from the environment

Fork-mounted shells, closed leatherette ear cushions provide perfect insulation properties. Creates robust seal around the ears to reduce ambient noise and improve bass. Creates a compelling backdrop for long periods of listening.

Headband is appropriately shaped and allows adjustment for everyone with regard to the greatest comfort. Foldable design is practical for travel or storage. Massive detachable cable with a length of 2.4 meters provides plenty of flexibility when moving. Ended with a 3.5 mm jack with gold-plated 6.5 mm adapter.

Ear coupling
around the ears
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Without microphone
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connection type
3.5 mm Jack, 6.3 mm Jack
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Cable length
2.4 m
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Cable routing
Unilateral (in one shell)
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Headphone characteristics
Functions and Features
folding design
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Frequency out
15 Hz
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Frequency in
20,000 Hz
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100 dB/mW
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60 Ohm
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More Specifications

Legendary producer headphones KOSS was founded by John C. Koss in 1953 in Milwaukee. Reputation the company built steadily throughout the second half of the twentieth century. In 1969 headphones appearing in Air Force One. In the era of the Beatles, the company scores points with its Koss Beatlephone. Milestone occurred in 1989. The company introduced perhaps the most popular headphones of all time - Koss Porta Pro, which is unchanged nowadays. At the time, the quality of the products the company already well known. Yet all surprised by an unprecedented step taken in 1989. Even then, the legendary society was so sure of exquisite quality of its products that all of its products launched in exchange for a negligible fee absolute lifetime warranty that lasts to this day.

At present, headphones KOSS considered the best on the market. The offer is wide enough so your favourite portfolio to find musicians, gamers, athletes, travelers, students and everyone who needs or wants the best.

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Specifications can be changed without notice. Images are for illustrative purposes only. Retail Price (MSRP) means the manufacturer's/supplier's suggested retail price.

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