Get enhanced audio power with the Xtreme Portable Bluetooth Speaker from JBL. This Bluetooth-enabled speaker features four active transducers—two 1.4'' drivers and two 2.5'' woofers—and two JBL Bass Radiators that combine for up to 40W of audio power. It features an integrated noise- and echo-canceling microphone for clear conference calls, and JBL Connect technology that can wirelessly link up to 3 JBL Connect-enabled speakers together to amplify the listening experience.

The Xtreme's 10,000mAh rechargeable battery provides up to 15 hours of operation on a full charge, and can be recharged with the included power adapter. Additionally, the Xtreme features dual USB ports that can charge any of your compatible devices and is equipped with a 1/8'' auxiliary input for connection with wired sources.

• Hear the bass, feel the bass, see the bass. Dual external passive radiators demonstrate just how powerful your speakers are
• Splash proof means no more worrying about rain or spills; you can even clean it with running tap water. Just don't submerge it
• Take crystal clear calls from your speaker with the touch of a button thanks to the noise and echo cancelling speakerphone
• Built-in rechargeable li-ion battery supports up to 15 hours of playtime and charges devices via dual USB ports
• Wirelessly connect up to 3 smartphones or tablets to the speaker and take turns playing earth-shaking, powerful stereo sound
• Power bank: Yes; Single USB charge out: 1 x 2A; Dual USB charge out: 2 x 1A.
• Transducer: Woofer 2 x 63mm; Tweeter: 2 x 35mm