Posts Tagged: "digital RF transmission"

Sony MDR-RF4000 Headphones

Sony Launches New Wireless Headphones, The MDR-RF4000

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Check these massive wireless headphones from Sony Europe, the MDR-RF4000.  They weigh in at .6 lbs, which might prove a bit neck wrenching after a few hours of use.  But at the very least you won’t have to worry about disturbing your bedside partner, or perhaps your parents while you...