GOgroove SonaVERSE BXL Portable Rechargeable MP3 Speaker Box w/ 7-Hour Battery Life , Dual Stereo Drivers and 3.5mm Input Jack for Samsung Galaxy Media Player / Sony Walkman / Sandisk Sansa Clip+ , Fuze & More MP3 / MP4 Media Players *Includes Accessory Bag * Portable design features signature SonaVERSE BX cube styling, black & gold color scheme, leatherized texture exterior, LED backlit glow lights, and convenient carrying handle Dual stereo front-firing drivers deliver improved sound quality for impressive, full-range audio playback for 7 HOURS with the removeable, rechargeable battery Tech Specs -- Speakers: 6W RMS  12W Peak / Audio Input: 3.5mm AUX (cable incl.) or up to 16GB SD & SDHC Memory Cards & USB Flash Drives / Battery: Li-ion 3.7v, 800mAh / Dimensions: 10 x 4.25 x 4 in Standard 3.5mm AUX-IN port works with virtually any smartphone , tablet , cell phone , mp3 player , laptop computer , desktop PC , portable DVD player , handheld gaming console or other device! Onboard MP3 Playback Controls also work with SD / SDHC card or USB flash drive. Quality Guarantee - Backed by the GOgroove 3-Year Manufacturer's Warranty! Note - Onboard track control buttons work with USB Flash Drives and SD Cards only. 3.5mm Devices must be controlled seperately.