I-TALK Monster -red Bluetooth Speaker<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Use Bluetooth Version 4.1 </span></li><li><span class="a-list-item"> use 3AA batteries </span></li><li><span class="a-list-item"> also can use lithium battery </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Gx%2BXV3jcL.jpg" noproxy>