TOP PLUS HD Water Resistant Bluetooth 3.0 Shower Speaker, Handsfree Portable Speakerphone with Built-in Mic, 6hrs of playtime, Control Buttons and Dedicated Suction Cup Enhanced HD Music Experience: Advanced Digital Sound, Noise/wind Reduction Technology, and Unique Loudspeaker Cavity Structure to Deliver Premium Acoustic Sound and Enriched Music Listening Experiences with Full Spectrum Coverage, Crispy High Note, Crystal Clear Mid-range and Balanced Bass Water Resistant & Secure-fit: Full Featured Ergonomic Human Engineering Design with Re-enforced Detachable Suction Cup, Water-resistant HD Loudspeaker, and Splash-proof Surface to Increase Mobility and Usability for Everyday Indoor or Outdoor Use Such as Shower, Beach, Pool, Boat, Bathroom, Car, Office, and Much More Universal Compatibility: High Efficiency and Eco-friendly Advanced Bluetooth Wireless Technology That Is Forward/backward Compatible to All Bluetooth-enabled Media Player Devices Such as Smartphones, Iphone, Ipad, Ipod, Mac, Macbook, Android, Tablet, Laptop, Desktop, Pc, Mp3 Players and Much More Accessible: Intuitive Built-in Mic and Dedicated Control Buttons for 6 Hours of Wireless Music Streaming And/or Crystal Clear Hands-free Talking Call Management from up to 33 Feet of Remote Distance with Free Clear Line of Sight Support & Warranty: 100% Risk-free 1 Year Manufacture Warranty with Responsive Easy-to-reach Customer Service Support Team for Purchases Made from Authorized Resellers. made of TOP PLUS,Serial Number:86855085 in "United States Patent and Trademark Office".