The Outdoor Tech Turtle Shell 3.0 - Brand new and Best sounding, it's rugged, waterproof and it floats! The Turtle Shell 3.0. has combined unique features; amazingly loud volume, aesthetically pleasing, super portable, waterproof and wireless, multiple linked speakers availability and under water music listening - equipped to perform at opulence level. Playback controls are found on the side of the speaker; they let you skip between tracks, adjust the volume, and answer or end phone calls. The Tech Turtle Shell 3.0.completes itself with its refined outer shell, clean lines, intricately shaped and just right in size. Underwater listening, Links to other speakers, 3600mAh Battery gives you 25 hours of listening, Floats on water, Outside speaker shell is shaped with multiple facets of speaker facing, Built-in microphone, USB output, Rugged and waterproof, Model Year: 2019, Product ID: 455274, Model Number: OT2800-R, GTIN: 0818389013289