Egghead EGG-IAG-1003-SO Switchable Stereo/Mono Classroom Headphones， Black<img src="http://ecx.images-amazon.com/images/I/417T5EHAKDL.jpg"><img src="http://ecx.images-amazon.com/images/I/51h7GnZwqhL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51COTMdVurL.jpg" noproxy>