panasonic rp-hc720-k over ear headphones noise canceling 95
select specifications drive unit mm 40 impedance 71 on 26 off sensitivity db mw 96 max . input mw 1 000 frequency response hz-khz 10 - 30 cord length ft 4.9 weight w o cord oz 6.8 in-cord volume no miniplug 3.5 mm yes air plug adaptor yes magnet type nd neodymium plug gold