panasonic rp-hc150 noise-canceling headphones
select specifications drive unit mm 40 impedance 28 on 56 off sensitivity db mw 102 max . input mw 100 frequency response hz-khz 8 - 22 cord length ft 1.5 weight w o cord oz 4.9 in-cord volume no miniplug 3.5 mm yes air plug adaptor yes magnet type nd neodymium plug nickel