Sony MDR-NC40 Noise Canceling Headphone (Black)
September 27th, 2009 by Home Audio 
10 Comments Tired of taking your CD or MP3 player onto a plane only to hear the guy next to you better than the music itself? Do away with the problem for good with the MDR-NC40 noise-canceling headphones, which reduce ambient sound by a dramatic 10 dB so you can enjoy your favorite music distraction-free. The headphones work by synthesizing ambient sound with the noise-canceling circuit, thus reducing the commotion before it reaches your ears. In the meantime, the MDR-NC40’s [...]
