Water-proof and sand-proof design - Safeguards the subwoofer sound speakers against water submersion plus dust and other small particles so you can listen to music both indoors and outdoors.Inspired by jeep that designed to be waterproof shatter-resistant and dust-proof what makes it fashionable and durable.</br>Crystal Clear Sound - Enjoy an impressively sound quality and robust bass realized through a 3W audio driver. The sound is nice and crisp.</br>Built-in microphone - hands-free voice chatting set your hands free to enjoy free and easy life.</br>Built-in 1800mAh high capacity battery - Provides extended playback enables you to stream music for up to 5-8 hours on a full charge.</br>Bluetooth Technology - wirelessly connect from up to 33ft away with your iPhone iPad Android / Windows smart phones tablets and Bluetooth enabled music devices.</br></br>Product Description</br></br><b>Features: </b><br> This small mini waterproof bluetooth speaker can easily on the small side of the bag or backpack bag.<br> Waterproof shockproof prevent fall outside the bluetooth speakers. Waterproofing of IPX6??<br> prevent low pressure water from any Angle. Durable silicone shell to protect a bluetooth speaker to avoid corrosion.<br> 1800mah rechargeable lithium ion battery for use with high definition seamless flow and 5-8 hours continuous play time.<br> Play music?? podcasts?? stream the big game or even an audio book up to 33 feet (10 meters) from any Bluetooth-enabled device. Use the AU