Sennheiser DeskMate Single-Ear Cord Office Headset With Connector Cord for Avaya， Polycom， Alcatel， Aastra， Nortel Select Models<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Noise-canceling microphone – helps reduce background noise </span></li><li><span class="a-list-item"> Unparalleled comfort – with a leatherette ear cushion， flexible headband and German design， the DeskMate is the most comfortable headset in the world </span></li><li><span class="a-list-item"> 4-year full-replacement warranty – the best of ANY headset available </span></li><li><span class="a-list-item"> Direct connect – plug directly into specific Avaya， Polycom， Alcatel， Aastra and Nortel Phones </span></li><li><span class="a-list-item"> Quick disconnect cord – step away from your desk without removing your DeskMate </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41GkJ9RvPVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416aaJXfsnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41bswSRXYwL.jpg" noproxy>