Name: UR40
Brand: Koss
SKU: 70886
Rating: 4.1 (37 reviews)

3.7

based on all reviews

Consumer ratings:

4.4 / 5

Excellent sound quality and top notch wearing comfort
are actually quite comfortable and very good for $30
very good for their price range

sound is never a good indicator
booming
thumping and leaden

Impedance: 60 Ω
Frequency range: 15, 22000 Hz
Acoustic design: Closed
Sound output: Stereo
Style: Over-Ear
Connectivity technology: Wired

Koss UR40 - Pros & Cons

Excellent sound quality and top notch wearing comfort
are actually quite comfortable and very good for $30
very good for their price range
The wearing comfort is excellent
efficiency is good and they can be driven hard without distortion
Very light
comfortable I support several hours without problem
sound quality is very good
very linear

sound is never a good indicator
booming
thumping and leaden
It may not display this or other websites correctly
SONY LED flat screen and the sound is poor especially for movie dialogue
Cable a little short
cable is too short
frankly a cable too short
not come with a pouch or case
Koss UR20 are not good as everyday headphones
No cherry-picked units sent by brands
Koss UR 20 are a little bulky
the chatter of even a moderately loud office to seep into your audio

Koss UR40 - Technical Overview

	Poor	Average	Good	Excellent
Impedance	60 Ω Best: Stax SR-L500 Impedance: 145000 Ω
Weight	173 g Best: Cyber Acoustics ACM-7002 Weight: 0.11 g

Koss - Video Reviews (8)

Koss UR40 _(Z Reviews)_ 🛑 KPH30i exist.. Enjoy this reguardless!

Koss UR40 headphones - review and audio dB test

Koss UR40 - Full Specifications

Sound output	Stereo
Style	Over-Ear
Connectivity technology	Wired
Headset (integrated/enclosed microphone)	no

Weight	6.1 oz

Microphone type	Not available

Buttons	Volume

Colour of product	Black Black,Grey Black,Silver Silver
Acoustic design	Closed
Attachment type	Headband
Foldable	yes

Impedance	60.0 Ω
Frequency range	15 - 22000
Driver technology	Dynamic
Total harmonic distortion (THD)	0.2 %

Cable length	1.2
Type of connector	3.5mm
USB	no
Detachable cable	no

Battery operated	no

Koss UR40 - Q&A

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Koss UR40 Koss - Editorial Reviews (3)

2.6

Based on 3 reviews

Koss UR40 Koss UR40 Over Ear user reviews : 4 out of 5 - 1 reviews - audioreview.com

www.audioreview.com

Koss UR40 Over Ear user reviews : 4 out of 5 - 1 reviews - audioreview.com

Headphone Reviews and Discussion - Head-Fi.org

Published: 24.05.2013

KOSS UR40: PERFECT!

I'll write up a full review later, but these circumaural open headphones are just UNBELIEVABLE! A recent pair of on ear headphones had impressed me with their sound quality, but were a major letdown in terms of comfort (lack thereof). Therefore, I began a search for potentially great...

RTINGS.com

Published: 26.04.2016

Koss UR20 Review

2.6

The Koss UR-20 are below-average headphones that perform poorly in most of our test categories. They are moderately comfortable but have a weak, unexciting sound...