Bluetooth 4.1 Wireless Speaker， natural sound， portable， hand free call， work for iPhone iPad Android or Desktop Devices with MP3 Player and Microphone (blue)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Powerful amplifier delivers natural sound. Built-in rechargeable lithium polymer battery supports up to 7 hours of playtime. </span></li><li><span class="a-list-item"> The speaker looks like a trunk， and a tiny body allows you to carry it wherever you go. </span></li><li><span class="a-list-item"> Wireless speaker comes with Bluetooth 4.1 that is compatible with most Bluetooth-enabled devices within 30 feet. </span></li><li><span class="a-list-item"> Built-in microphone/voice prompts for hands free call. </span></li><li><span class="a-list-item"> Connect non-Bluetooth media devices via 3.5 mm Aux cable. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41i0wnRlSKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41GIwtc7a5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Sw20LNIiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31sskIGeUbL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31czG447MhL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hf2BJz2VL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41t5rdNmzjL.jpg" noproxy>