Colour:Squad
Powerful sound, now transportable. 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 splash proof 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. 
Device Compatibility:

Bluetooth: Yes

General Specifications:

Frequency Response :70Hz – 20kHz

Bluetooth version: 4.1

Support: A2DP V1.3, AVRCP V1.5, HFP V1.6, HSP V1.2

Power supply: 19V 3A

Single USB charge out: 1 x 2A

Dual USB charge out: 2 x 1A

Bluetooth transmitter power: 0-4dBm

Bluetooth transmitter frequency range: 2.402 – 2.480GHz

Bluetooth transmitter modulation: GFSK, π/4 DQPSK, 8DPSK

Audio Specifications:

Signal-to-Noise Ratio: 80 dB

Rated power: 2 x 20W Bi-amp (AC mode)

Speaker Specifications:

Transducer Woofer: 2 x 63 mm

Tweeter: 2 x 35mm

Dimensions:

Weight (kg): 2112 g

Dimension (K x L x S): 126 x 283 x 122 mm

Battery:

Battery type Lithium-ion Polymer :(37Wh)

Battery charge time :3.5 hours @ 5V1A

Music play time :up to 15 hours (varies by volume level and audio content)
 
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.
 
JBL Bass Radiator
Hear the bass, feel the bass, see the bass. Dual external passive radiators demonstrate just how powerful your speakers are.
Voice Assistant Integration
Access Siri or Google Now from your JBL speaker with a simple button press.