[360 Surround Sound] - Bluetooth speaker provides high-quality 360 sound for huge and amazing sound. The volume can be controlled with a simple rotating wheel, so you can enjoy beautiful sound anytime, anywhere, whether you use it at home or during outdoor activities. [Richer Bass and Crystal Sound]- Wireless Bluetooth speaker via exclusive dual speakers amplifies the bass while improving the clarity of mid and treble tones. [IP67 Waterproof and Dustproof]IP67 waterproof bluetooth speakers with unbreakable TPU silicone material and even full immersion in water, which protects the speakers from water and dust perfectly. Portable bluetooth speaker design for party, swimming pool, travel, hiking and cycling, etc. We are committed to providing you with excellent after-sales service. No matter what problems you encounter, our professional team will do our best to solve them for you and ensure you have a pleasant shopping experience.