shurehttp://www.amazon.com/Shure-SE210-Sound-Isolating-Earphone/dp/B0013JT3XC/ref=sr_1_1?ie=UTF8&s=electronics&qid=1276203281&sr=1-1sonyhttp://www.amazon.com/Sony-Studio-Monitor-Style-Professional/dp/B002I9LCB2/ref=sr_1_2?ie=UTF8&s=electronics&qid=1276203391&sr=1-2if I am flying somewhere I take the sony's with me.