Anker SoundCore Sport Portable Bluetooth Speaker [ IPX7 Waterproof/Dustproof Rating, 10-Hour Playtime ] Outdoor Wireless Shower Speaker with Enhanced Bass and Built-in Microphone The Anker Advantage: Join the 10 million+ powered by our leading technology. IPX7 Waterproof Rating: SoundCore Sport is thoroughly resistant to water, dust and sand.* You can get it wet, muddy, covered in snow and, and then hand wash it when you go in. High-Fidelity Sound: Crisp, crystal-clear sound quality and robust bass are realized through a high-performance 3W driver and a passive subwoofer. Anti-clipping technology ensures distortion-free music. Flexibility: Incredible 10-hour playtime, outstanding connection range of up to 33 feet and built-in microphone for handsfree calling mean more flexibility for you.(Playtime varies according to volume level and audio content). What You Get: Anker SoundCore Sport Bluetooth speaker, Micro USB cable, durable wrist strap, welcome guide, our worry-free 18-month warranty and friendly customer service.