Cheapest its ever been and even cheaper than eBay. Bing Lee sells this at $379.
JBL Xtreme is the ultimate portable Bluetooth speaker that effortlessly delivers earth-shaking, powerful stereo sound by incorporating four active transducers and two visible JBL Bass Radiators.
Packing a massive rechargeable 10,000mAh Li-ion battery that supports up to 15 hours of playtime and dual USB charge out, this speaker easily keeps your music and your devices going for as long as you need them to. You can trust JBL Xtreme to bring the excitement wherever you need it – whether indoors or outdoors, poolside party or backyard barbeque – with its splashproof fabric design that’s available in black, blue, or red.
It also features a noise and echo cancelling speakerphone for clear conference calls, and JBL Connect that can wirelessly link multiple JBL Connect enabled speakers together to amplify the listening experience.
Key Features
Wireless Bluetooth Streaming
Wirelessly connect up to 3 smartphones or tablets to the speaker and take turns playing earth-shaking, powerful stereo sound.
High-capacity 10,000mAH rechargeable Battery
Built-in rechargeable Li-ion battery supports up to 15 hours of playtime and charges devices via dual USB ports.
Speakerphone
Take crystal clear calls from your speaker with the touch of a button thanks to the noise and echo cancelling speakerphone.
Splashproof
Splashproof means no more worrying about rain or spills; you can even clean it with running tap water. Just don't submerge it.
JBL Connect
Build your own ecosystem by connecting multiple JBL Connect enabled speakers together to amplify the listening experience.
Lifestyle material
The durable fabric material and rugged rubber housing allows your speaker to outlast all of your adventures.
JBL Bass Radiator
Hear the bass, feel the bass, see the bass. Dual external passive radiators demonstrate just how powerful your speakers are.
I am pretty happy with UE Boom, and comes at $100 now and then which is a fantastic price for the quality !