Sony SRS-XE200 X-Series Wireless Ultra Portable-Bluetooth-Speaker. Blue Version.

Features:
- Lightweight design with an easy to carry strap for maximum portability
- IP67 waterproof and dustproof paired with a shockproof design
- Line shaped diffuser distributes music evenly across a wide sound stage
- X-Balanced speakers for powerful bass and crisp sound
- Dual passive radiators reproduce powerful bass notes
- Up to 16 hours of playing time, plus quick charging