Compare Koss KSC75 Headphones to Sony MDR-RF925RK Wireless Headphones

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Koss KSC75

Koss KSC75 Headphones

Sony MDRRF925RK

Sony MDR-RF925RK Wireless Headphones

From $7.30  |  9 stores
From $43.98  |  8 stores
Product Description
A portable headphone is a headphone that is used on the go. This clip, behind-the-ear model by Koss is small, lightweight and features a titanium-coated, high-polymer diaphragm for accurate... More
A portable headphone is a headphone that is used on the go. This clip, behind-the-ear model by Koss is small, lightweight and features a titanium-coated, high-polymer diaphragm for accurate sound reproduction; dynamic element design for extended frequency response; neodymium iron boron magnet structures for deep bass performance; oxygen-free copper voice coils for signal clarity; and a straight, dual-entry 4' cord. Less
No more fussing with messy wires. Sony's MDRRF925RK wireless stereo headphone system gives you the freedom to travel up to 150 feet from your sound source without compromising its... More
No more fussing with messy wires. Sony's MDRRF925RK wireless stereo headphone system gives you the freedom to travel up to 150 feet from your sound source without compromising its crystal-clear sound quality. With 900MHz RF wireless transmission and FM stereo sound, this system delivers music to your ears for up to 15 hours on fully charged batteries. Less
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Key Features   
Wireless Technology - RF
Design   Over the Ear Over the Head
Usage   Consumer Consumer
Sound Mode   Stereo Stereo
Connectivity   Cable Wireless
Compatibility   Personal Audio Home Audio
Technical Features   
Sensitivity 101 dB 105 dB
Driver Unit Size - 40 mm
Impedance 60 ohm -
Frequency Response 15 Hz - 25 kHz 20 Hz - 20 kHz
Max. Power Handling - 10 mW
Plug   
Plug Type 3.5 mm -
Wireless Features   
Battery Life - Up to 28 Hours
Max. Transmit Range - 150 ft. / 45 m
Other Features   
Cable Length 4 ft. -
Volume Control Without Volume Control With Volume Control
Brand Koss Sony
Dimensions   
Weight 1.5 oz. 7.76 oz.
Warranty   
Warranty Lifetime 1 Year
Miscellaneous   
UPC 4007249270320 027242708259
Product ID 23514315 41401260
Product MPN   
MPN KSC75 MDRRF925RK
 
Consumer Reviews
Koss KSC75
Koss KSC75 Headphones
From $7.30
Sony MDRRF925RK
Sony MDR-RF925RK Wireless Headphones
From $43.98

Product Review Summary

4.8
Based on 13 user reviews
100% recommend this product
5 stars
11
4 stars
2
3 stars
2 stars
1 star
Pros
  • Good Sound (6)
  • Good Value (5)
  • Comfortable (3)
  • Durable (2)
  • great for activity (1)
  • Quality Construction (1)
Cons
  • Uncomfortable if worn too long (1)
  • Uncomfortable (1)
  • Bulky (1)
  • Weak Bass (1)
  • Poorly Built (1)
Good For
  • Music (5)
  • Everyday Use (5)
  • Portable Devices (4)
  • Gifts (2)
  • Biking (1)
  • Gym (1)
  • Computer (1)
  • Fitness (1)
Show More »
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Consumer Reviews

872

Koss KSC75 - A Cheap Way To Make Your iPod Or Other Portable Sound Better

bydkozin Oct 12, 2005
39 Helpfuls 40 Helpfuls Was this review helpful?
Pros Low price, excellent build quality, sound and comfort
Cons Cumbersome to put on
Recommended it? Yes

I recently bough a couple of headphones to upgrade both my home headphones and the ones that came with my iPod Nano. I have bought the Sennheiser HD202, mostly for home use and I got the Koss KSC75 for use with my iPod.

About Koss KSC75

The Koss KSC75 is a headphone that fits over... Read full review »

7

Everyone should own a pair!

bychrismc_us Aug 1, 2006
12 Helpfuls 13 Helpfuls Was this review helpful?
Pros Incredible sound for $25 or less
Cons Might make your expensive headphones seem like a waste of money
Recommended it? Yes

I recently bought the $25 Koss KSC75s to replace a pair of Sony earbuds I use at work. They have now replaced the $150 headphones I use at home!

I have bought (and returned) many, many pairs of headphones but was struck dumb when I plugged in these for the first time. If I had paid five... Read full review »

Read All Reviews »

Product Review Summary

3.7
Based on 3 user reviews
100% recommend this product
5 stars
4 stars
2
3 stars
1
2 stars
1 star
Pros
  • None Yet
Cons
  • None Yet
Good For
  • None Yet

Consumer Reviews

332

Best Earphones ? Try these, Wireless & Wonderful

byASourdough4 Aug 30, 2011
30 Helpfuls 31 Helpfuls Was this review helpful?
Pros Deep, Rich, High Fidelity sound. Portability well beyond length of typical stereo cord
Cons Ambient sounds are not muffled<br>RF may use same frequency as a cellphone 
Recommended it? Yes

Sony MDR-RF925RK/RF970RK Stereo Headphone System  (Updated 9-1-2011 to add range and listening information)

This interesting component was purchased in order to modernize our Home Audio System; the principal difference between old and new being the latest wireless design. I had not... Read full review »

1

not bad for price unless you want audiophile sound

bybj33813 Dec 8, 2008
8 Helpfuls 9 Helpfuls Was this review helpful?
Pros battery recharge feature ,volume control
Cons not the best sound quality
Recommended it? Yes

Good price, $45. Fit is comfortable, fully enclosed over the ear. Best range indoors seems to be about 30 feet, after that, sometimes fades out, or sound drops off for a moment then returns. I guess this is the squelch cutting in and out. I use them with pc audio for listening to mp3's. I do notice... Read full review »

Read All Reviews »
 
 
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 Sennheiser RS 220 Wireless... $599
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 Sony MDR-RF920RK Wireless Headphones $149
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