Wireless Waterproof Shockproof Mini Portable Stereo Bluetooth Speakers with CRS 4.0 for Camping / Hiking / Travel / Outdoor / Shower Compatible with all Audio Devices HIGH FIDELITY SOUND: Newest Bluetooth 4.0 technology provides stutter-free wireless music streaming and seamless high clarity audio. Quickly pairs in seconds with a wireless range of up to 30 ft. Enjoy high-grade crystal clear sound with enhanced bass. • SURVIVE THE ELEMENTS: IP66 Waterproof coating protects against water splash, light rain, mud, and dust, making it an excellent choice for outdoor trip, shower / poolside speaker, beach party, water sports, and more. • LONG BATTERY LIFE & POWERFUL - Installed rechargeable lithium-ion battery delivers up to 10 hours of playing time on a single charge. Charges fully in just 2-3 hours / Rechargeable via USB cable (included). • INCREDIBLY COMPACT: This ring box-sized bluetooth speaker fits easily into your jacket pocket or the small side pocket of your backpack. • FAST & SUPER EASY CONNECTION - It supports any Bluetooth-enabled devices such as iPhone 6 6s plus, iPad, Samsung Galaxy/Note/tablet, HTC, PDA, tablet PC, iPad, Mac Air, MP3 players, PCs, laptops, etc.