"Sound Isolating Earphones" by quackquackhttp://trailfire.com/quackquack/trails/11053quackquack/trails60Shure - Earphoneshttp://trailfire.com/quackquack/marks/10168Sound Isolating EarphonesquackquackMon, 28 Aug 2006 16:18:11 -0700trailfire:markId:10168Shure - E Series E3c Earphoneshttp://trailfire.com/quackquack/marks/10169Sound Isolating EarphonesquackquackMon, 28 Aug 2006 16:19:46 -0700trailfire:markId:10169