ICEELEC 3.5mm Male to Male 4-Pole Metal Spring Wrapped Extension Stereo Audio Cord for Phones，Tablets，Headphones，Laptop，PC，Microphone - 2.8FT/85CM<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> [DURABLE &amp; UNKNOTTED] - This TRRS (4-conductor [Tip， Ring， Ring， sleeve]) stereo audio cord is heavily shielded with metal Coiled wrapped，unknotted. </span></li><li><span class="a-list-item"> [STABILITY &amp; ANTI-INTERFERENCE] - Standard 3.5mm plug with gold-plated process， fast signal transmission， good stability and strong anti-interference. </span></li><li><span class="a-list-item"> [SUPPORTS MICROPHONE] - Usually used in Cellphones to provide stereo audio and one additional MIC channel conductor that allows you to extend the length of your 3.5mm headset that supports microphone. </span></li><li><span class="a-list-item"> [EXTENDTION] - Extend peripheral between your audio output and input devices; universally compatible with all Smartphones and 4-Pole TRRS accessories. </span></li><li><span class="a-list-item"> [MANUFACTURE'S WARRANTY] - 15 DAYS FULL REFUND if not fit your devices，6 Months Replacement Guarantee. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51gBs2wh5RL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yJD%2B%2BYQnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416zE%2BVZhvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51jo70EAZqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/513cXWFpaWL.jpg" noproxy>