Sennheiser PC 26 Call Control USB Single-Sided Headset<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"> Sennheiser sound </span></li><li><span class="a-list-item"> Noise canceling clarity </span></li><li><span class="a-list-item"> USB Plug and Play </span></li><li><span class="a-list-item"> Convenient 3-in-1 control </span></li><li><span class="a-list-item"> Keep one ear free </span></li><li><span class="a-list-item"> Sennheiser sound - the integrated USB soundcard and quality speakers ensure every word comes through crystal clear </span></li><li><span class="a-list-item"> Noise canceling clarity - not only will your voice come through in crystal-clear quality，the noise canceling mic is also ideal for your device's speech recognition function </span></li></ul><!--   Loading EDP related metadata  --><div aria-live="polite" class="a-row a-expander-container a-expander-inline-container"><div aria-expanded="false" class="a-expander-content a-expander-extend-content" style="display: none;"><ul class="a-unordered-list a-vertical a-spacing-none"><li><span class="a-list-item">USB plug &amp; play - simply plug into your computer's USB port to start phoning over the net</span></li><li><span class="a-list-item">Convenient 3-in-1 control - fully adjust the volume/mute and control your phoning session directly from the headset</span></li><li><span class="a-list-item">Free HeadSetup software - conveniently download Sennheiser software for easier control of your softphone from the headset</span></li><li><span class="a-list-item">Keep one ear free - the single-sided design keeps you in touch with your surroundings while you chat</span></li><li><span class="a-list-item">Fully flexible boom arm - adjust the microphone for optimal voice pick-up and comfort</span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/415hCvNTnOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31FwBZrx4TL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/3134DNGyo3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21Ao1q1dzzL.jpg" noproxy></div></div>