Maxell 190234 Encore Series EN-5 Earbud (Black) Custom Crafted Drivers For Detailed Sound In-Ear Design Reduces Ambient Sound Ofc Cable Delivers Musical Nuances Freq Resp: 20 Hz-24 Khz Custom-crafted drivers produce detailed stereo sound In-ear design reduces ambient noise 10mm drivers; neodymium magnet Multiple sized ear tips included Lifetime warranty