Kisreal Mini Stereo Bluetooth Speakers Portable Rechargeable Wireless Speaker 3D Surround Compatible with Smartphones, Tablets and MP3 Devices;

Waterproof & Dustproof & Shockproof
For its tough and IPX7 design, this speaker is waterproof, dustproof, shockproof. It is perfect for the beach, pool party, climbing, boat or any other outdoor activities.

Rechargeable Battery
Built-in Lithium-Polymer battery with 4500mAh; only 3 hours can be fully charged.

Hand Free
Built in noise-canceling Speakerphone, it takes call which comes in handy when busy for example in the kitchen cooking or in wet conditions; it Supports also auto switch to phone call during music mode and auto switch back to music after phone call.