Deluxe Single Ear Noise Canceling Headset For Call Center / Office &amp; Cable For Cisco IP Phones 7931G 7940 7941 7942 7945 7960 7961 7962 7965 7970 and M12， M22 Amplifiers<img src="http://ecx.images-amazon.com/images/I/41Nqoa61%2BML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TpzzMeMLL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41GJOIgv5QL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51y669tqGGL.jpg" noproxy>