Denon has recently introduced a new set of noise canceling earphones for the mass market in the form of the AH-NC600. These earphones are able to suppress up to 99% of surrounding noise. The AH-NC600 also comes in a neat package with various accessories to be used including specific dual sockets for use on airplanes. The Denon AH-NC600 is priced at around 20,000 Yen in Japan or approx. $207.
