Headset Buddy PC Headset to 2.5mm / 2.5mm Headset to 3.5mm Adapter Combo (PC35-PH25/35Combo)<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"> Use PC headset with 2.5mm phone headset Jack OR 3.5mm smartphone/iPhone headset jack </span></li><li><span class="a-list-item"> Convert two 3.5mm (1/8 inch) plugs to single 2.5mm or 3.5mm iPhone/Smartphone plug </span></li><li><span class="a-list-item"> Includes dual 3.5mm to 2.5mm adapter PLUS 2.5mm to 3.5mm adapter for iPhone/Blackberry/Droid/Smartphone </span></li><li><span class="a-list-item"> For use with home/office/cell phones AND smartphones such as iPhone， Blackberry Curve/Storm/Bold， Motorola Droid， Palm Pre， and more </span></li><li><span class="a-list-item"> Works with stereo headsets， outputs binaural (both ears) sound with a mono channel </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31VAYq-ZMuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21L5IA5QPQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31DnI2zpg%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31mt7VsCXbL.jpg" noproxy>