hi-fi earbudssoft, silicone housing & ear cushion seals sound in ear to clearly reproduce every notefreq resp: 40 hz 20 khzimp: 32ohm sensitivity 100 db3. 5mm plug4-ft cordincludes compact, easy to store carrying casewhiteshipping dimensions : 1. 50in x 2. 88in x 5. 50inestimated shipping weight : 0. 1431.