panasonic rp-hc55-s noise-cancelling earbud headphones silver
panasonic s rp-hc55-s earbud headphones with noise reduction use active noise control circuitry to reduce the low frequency noise in airplanes trains and cars by about 88 . get great noise canceling in a pair of ultra-portable earbuds . get great noise canceling in a pair of ultra-portable earbuds . click here for a larger image the rphc55s noise-canceling unit doubles as a handy cord holder . earbud design if you thought noise canceling was only available in over-the-ear headphones think again . the rp-hc55 are some of the smallest noise-canceling earphones on the market designed to stay comfortably in the ear . three pairs small medium large of removable and replaceable earpads are included for a comfortable custom fit . solid performance neodymium magnets and a 9mm drive unit work together to deliver great earbud sound with a frequency response of 10 hz - 20 khz with 88 db mw sensitivity . made for travel the rphc55s noise-canceling unit doubles as a handy cord holder allowing the phones to be drawn out or rewound into the case . a carrying pouch is included as well for easy protected transport . these are ideal for travel in fact with an included airplane plug adapter . about noise canceling environmental noises in airplanes trains and buses or noise caused by air-conditioners can be reduced by a fourth to provide a quieter listening environment . this function allows you to enjoy music without raising the volume too high and is therefore kinder to your ears . the rp-hc55-s headphones mainly reduce lower frequency sounds . sounds with higher frequency portions such as car horns telephones or human voices remain relatively intact . rp-hc55-s specs background noise reduction 88 18db at 200hz drive unit diameter 9mm impedance 103 ohm 1khz sensitivity 105 db mw frequency response 10 hz - 20 khz cord length 2.3 feet 2.3 feet magnet type neodymium color silver weight without cord 30 grams max . input 50 mw what s in the box rphc55s noise-canceling headphones air plug adaptor earpiece set strap carrying pouch battery user s manual