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EXPERT REVIEWS (1)
 
Sony MDR RF4000K Overview & User Reviews - Headphones - CNET ...
User Rating: 1.0/5 from 1 user; ... Pros. comfortable, adjustable sound level. Cons. Switch in the headband of the headphones fails. 3rd replacement...
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USER REVIEWS (2)
 
Retrevo analyzed
 
(4.0 out of 5)
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from 2
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4.0/5
SONY MDR-RF4000K Circumaural 2.4GHz Digital RF Wireless Headphones - Newegg.com
"Very comfortable, no signal degradation at other side of the house from the transmitter..."

"Installed easily, mounts easily, and has extremely good sound quality even at a huge distance away! None..."

"Bottom mounts are sticky (on purpose) - They are not just pads..."

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PRICES (9)
 
"sony mdr-rf4000k headphones" - Amazon.com: Online Shopping ...
HQRP Battery compatible with Sony BP-HP550-11 fits MDR-RF4000 MDR-RF4000K MDR-RF810 MDR-RF810RK Wireless Stereo Headphone System plus HQRP Coaster by HQRP...
sony mdr-rf4000k | eBay - Electronics, Cars, Fashion ...
Find great deals on eBay for sony mdr-rf4000k and sony mdr-rf4000. Shop with confidence...
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Sony MDR-RF4000K Digital RF Wireless Headphones MDRRF4000K B&H
The MDR-RF4000K headphones from Sony provide high-quality audio without the hassle of wires, ideal for use with televisions and home entertainment systems...
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Sony MDR-RF4000K Prices

 
 
MANUFACTURERS (2)
 
MDR-RF4000K | Headphones | Sony - Sony UK | Latest Technology ...
MDR-RF4000K Wireless Home Headphones | Features, Details, Awards, Related Products, Support | Headphones...
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Dell.com - MDR-RF4000K Wireless Headphones customer reviews ...
Dell.com product reviews and customer ratings for MDR-RF4000K Wireless Headphones. Read and compare experiences customers have had with Sony products...
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