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Koss PRO/4AAAT (24 months)

Headphones - professional, over-ear design
The product is localised for GB
incl. VAT £148.90
excl. VAT £124.08
Extended warranty + 1 year £14.89 Extended warranty + 1 year
Return products within 60 days £7.44 Possibility to return products within 60 days
Ordered on request within 4 days Watch Availability
Hassle-free One-click buying using preset Shipping and Payment options.
Warranty 24 months Code:  JK803a Product Number:  PRO/4AAAT
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Koss PRO/4AAAT (24 months) £148.90 Ordered on request within 4 days
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Koss PRO/4AAAT (24 months)

These professional headphones from the legendary KOSS manufacturer are suitable for home listening or environments with plenty of ambient noise. These headphones don’t do compromises. The Koss PRO/4AAA boasts top-notch sensitivity and virtually non-existent audio distortion coupled with an excellent 10Hz to 25kHz frequency range. This guarantees beautifully accurate music and sound reproduction. The KOSS PRO/4AAAT also offers a powerful driver unit that delivers wonderfully clear mids and highs.

The PRO/4AAAT are rugged, durable headphones notable for their flawless construction and elegant design. The closed over-ear construction type delivers impressive noise isolating capabilities, so you can enjoy the audio landscape without any distractions. This makes the PRO/4AAAT suitable for classroom learning or sound engineers. The headphones are equipped with a 3.5 mm stereo jack connector, located on a 2.5 m long coiled cord. The packaging also includes a 6.3 mm stereo jack adapter.

Ear coupling
around the ears Done!
Closed Done!
Without microphone Done!
connection type
3.5 mm Jack, 6.3 mm Jack Done!
Cable length
2.5 m Done!
Cable routing
Unilateral (in one shell) Done!
Headphone characteristics
Frequency out
10 Hz Done!
Frequency in
25,000 Hz Done!
98 dB/mW Done!
250 Ohm Done!
Silver Done!
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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