No compromise, high-performance noise-isolating earphones that deliver best-in-class benefits and superior value, with a 3,5 mm stereo phone plug and Kevlar-reinforced cable for durability. Achieves highest output sensitivity in its class with 105 dB SPL sensitivity at 1 kHz at 0.1 mV. Features Accu Driver high performance, precision matched, balanced armature drivers and ACCU Filter User-replaceable filters that protect the balanced armature drivers from ear wax. Documented highest noise isolation of any earphones or headphones on the market today with 35 dB - 42 dB noise isolation. Product includes hf5 earphones, assortment of ACCU Fit ear tips, ACCU Filter wax filters with removal tool and a pouch. Colour: Cobalt.