Enjoy music wirelessly from your smartphone or tablet. The 808 LXS Wireless Speaker includes a 20 watt system with EQ bass boost, and dual bass radiators for massive sound. Up to 10 hours of playtime from the rechargeable battery. Built-in mic for hands-free calling. Control tracks directly from the speaker. Play and charge with the powerful 4000mAh built-in battery. Other features include an Aux input to enjoy music from mp3 players, and other wired sources.