Koss BT539iW Wireless Bluetooth Over-Ear Headphones with Microphone and Volume Control - White<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Full size， Wireless Bluetooth® Over-Ear Headphones </span></li><li><span class="a-list-item"> Bluetooth® 4.0 Technology </span></li><li><span class="a-list-item"> Built-in rechargeable lithium-ion battery， 12 hrs playtime， 40 hrs standby (at moderate levels) </span></li><li><span class="a-list-item"> Detachable cord </span></li><li><span class="a-list-item"> Fold flat for travel </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31GydaqltcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416-cPfLwXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31lKGixCUaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31RnNoPgl6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31rtOmNCHqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41oOV4yJwNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/513XCV2qIpL.jpg" noproxy>