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Koss JR 900

alaTest has collected and analyzed 72 reviews of Koss JR 900. The average rating for this product is 3.8/5, compared to an average rating of 4.0/5 for other Headphones for all reviews. Comments about the usability and comfort are on the whole positive. The portability and sound are also appreciated. Many are negative about the reliability.

price, sound, portability, comfort, usability


We analyzed user and expert ratings, product age and more factors. Compared to other Headphones the Koss JR 900 is awarded an overall alaScore™ of 80/100 = Very good quality.

Review analysis

(Based on 72 reviews)

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User Reviews  

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Consumer review by: ( review summary for Koss JR 900


alaTest has collected and analyzed 68 user reviews of Koss JR 900 from The average user rating for this product is 3.9/5, compared to an average user rating of 3.9/5 for other Headphones on People are impressed by the usability and comfort. The portability and sound also get good feedback, whereas many are critical about the reliability.

price, sound, portability, comfort, usability


82% of the reviews on give this product a positive rating.

This summary is based on the products: Koss KPH7 Lightweight Portable Headphone, BlackKoss JR900 Cordless Stereo Headphones (Discontinued by Manufacturer)

Feb, 2016

Expert review by: Tim Gideon (

Koss JR900 Wireless Headphones


Recently, we tested the excellent Sennheiser RS 220 , a wireless pair of headphones intended for home use, particularly with home theater set-ups. The RS 220's $600 price, though, is enough to send chills down your spine. The Koss JR900 Wireless...

At reasonable volumes, headphones offer quality wireless audio streaming. Wireless RF range is much longer than Bluetooth devices. Comfortable over long periods

Overpriced. Serious interference issues. Distorts at high volumes. Transmitter base is unusually lightweight, topples over easily

The Koss JR900 Wireless Headphones can produce solid audio output, but they have to overcome some serious interference issues for you to hear it.

Jul, 2012

Expert review by: (

Koss JR900


The Koss JR900 utilizes a radio frequency to give you the maximum range for wireless listening. These wireless headphones have comfortable, over-the-ear, noise cancelling ear cups. One of the

These wireless headphones come with a lifetime warranty

The sound quality is not as high as other similar products

We recommend these headphones for their comfort and range.

Consumer review by: msdavison (

BUZzzzzz - No Thanks!


I have an old set of wireless headphones from Brookstone that have worn out - they never been a problem. I was looking forward to getting a new pair.

Lot's of different jacks to connect to your systems

Constant background buzz. Uncomfortable to wear - squeezes the head

Jan, 2005

Consumer review by: Icedoc369 (



I bought this product and noticed that it was very fast. The second i pusthed the button, it started working and it was so easy anyone could figure it out. Even my father, who knows absolutely nothing about electronics could probably figure out how it...

good size-small

sound ok

Jan, 2000

Product Specifications

Enjoy headphone quality sound without cumbersome cords. The Koss JR-900 Cordless Stereo Headphones include RF stereophone, transmitter and AC power adapter to give you the freedom of cordless listening. The five channel stereo transmitter lets you enjoy your favorite music, even if the stereo is in the next room or upstairs. The tereophone provides multiple sound source capability when used with additional transmitters. It also features Stereo/Mono switch, power indicator and volume control. The closed ear cushions give you better bass boom.

Audio Input

Type: None

Audio Output

Connectivity Technology:Wireless
Headphones Form Factor:Ear-cup
Headphones Type:Binaural
Product Type:Headphones
Response Bandwidth:20 - 20000Hz
Sound Output Mode:Stereo
Wireless Technology:Radio

Audio System

Recommended Use:Home audio system / TV

Dimensions & Weight



Packaged Quantity:1
Product Line:Koss JR

Remote Control

Type: None

Service & Support

Type:Limited lifetime warranty