ESYNIC Bluetooth Speakers Waterproof Outdoor Sport Speaker Portable Bluetooth 4.0 Speaker with Mic 3600 mah Rechargeable Battery 12 Playing Hours for Travel Bicycle Climbing Camping Hiking Running<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>【High Quality for Clear Sound】Made of High Quality with Clear Sound， Sound Well， Make You Enjoy Music without Losing.</li><li>【Water-resistant， Dustproof， Anti-scratch， Shockproof】Best Choice for Taking Outside Activity， and Excellent for Outdoor Sport Exercise Travel.</li><li>【Built-in Microphone】Enables Wireless Speaker Used as a Speakerphone， Enjoy Hands-free Calling.</li><li>【Built-in Rechargeable Battery】Built in 3.7V 3600mah Rechargeble Lithium-ion Polymer Battery， Enables you Stream Music for up to 12 Hours on a Full Charge and also 3600mAh Large Capacity can be Used as a Power Bank.</li><li>【Compatibility】Compatible with All Your Bluetooth-enabled Devices， and Also Built in 3.5mm jack， You can Play the Music via 3.5mm Audio Cable (Included).</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51e8NzeNnAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41MPYBSC%2BaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51HwNoZa0sL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41NM714qvWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41FNrpAxIyL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ecB%2BU3s7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61FTTniUM-L.jpg" noproxy>