CRDCsmart Bluetooth Speakers， Portable Wireless Speakers 2600mAh Rechargeable Battery 10 Hours Playing， Dual 3W Stereo 2 Channel Drive 4.0 Waterproof Speaker for Outdoor Sport MP3/4 Music Phone Call<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Dual 3W Power Audio - Stronger bass and higher quality sound. Perfect for travel， bicycle/Bike， cycling， climbing， camping， hiking， running， fishing etc outdoor sports use. </span></li><li><span class="a-list-item"> Advanced Technology - Bluetooth 4.0 speaker system， connect your device in 3 seconds， outstanding connection range of up to 30 feet (10 meters) pairing for mobile phones， tablets， laptops. </span></li><li><span class="a-list-item"> Durable Shell - Waterproof IP65， Splashproof， Shockproof， Dustproof with soft protective case. Loudest sound portable bluetooth speaker makes you enjoy music when in shower/outdoors/sports freely. </span></li><li><span class="a-list-item"> How to Recharge - To charge the unit， simply connect the speaker to any active USB port or adapter using the USB charging cable. The speaker can be fully charged in around 4 hours. When fully charged， the red LED will turn off. </span></li><li><span class="a-list-item"> Rechargeable Battery - Built in rechargeable 2600mAh battery， supports up to 10 hours playing time with a single charge. Built in high sensitivity MIC， 3.5mm Audio in Jack， connect the phone to answer and call the phone everywhere. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-5etDt6WL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41VOZjLx52L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51skuVQirdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51tMiMnNFcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41b%2Bc1NpALL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51FrWPP6WCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41JWxrznQCL.jpg" noproxy>