The JBL Charge 2 Bluetooth Stereo Speaker is in a class of its own – producing quality bass and extraordinary sound for an experience like no other. The Charge 2 features dual drivers and passive radiators that deliver bass so powerful that you can actually see them trembling. Small enough to deliver your daily dose of music wherever you go, the JBL Charge 2 wirelessly streams music from your smartphone, tablet and other Bluetooth-enabled devices. It even lets you connect up to three devices at once, so you and your friends can take turns playing your favorite songs.The JBL Charge provides more than 12 hours of playback time from its built-in, high-capacity, 6000mAh Li-ion rechargeable battery, and it can even charge your other mobile devices on the go via its built-in USB port. Refurbished condition and includes a 90-day warranty.