Proxelle Waterproof Bluetooth Speaker, Rechargeable Wireless Speaker w/ Built-in Mic Microphone, Controls and Subwoofer for Bicycles, Driving, Climbing, Smartphones and Computers EXPERIENCE THE THRILL ANYWHERE: lightweight Bluetooth 4.0 speaker. Get the REAL deal when it comes to powerful, ultra-portable, thrilling audio : this speaker can not be beat in terms of quality or rugged design BLOW YOUR FRIENDS AWAY: THIS SPEAKER IS IPX4 WATERPROOF: Waterproof: not submersible in water though and extra durable, so when life calls you to adventure, you wont have to leave it behind. AUDIO POWER THAT CAN NOT BE BEAT: Gives you high bass in its richest tone and quality experience GET HOURS OF NON-STOP STREAMING: battery powering up to 5 hours. UNIVERSAL COMPATIBILITY: Can be paired with all types of devices that use Bluetooth technology.