Shower Waterproof Speakers- Bluetooth 2015 - Car Speakerphone - by PearVibes - FM Radio, 4-6 Hour Battery Life, USB Rechargable. The PearVibes Portable Bluetooth Speaker is built with the latest innovations in both wireless technology and design. Built-in bluetooth 3.0 version+EDR (Working distance up to:10Meter/32FT) They say life's greatest treasures are short-lived. PearVibes' Speakers are the exception. With an installed, rechargeable, lithium-ion battery (the same ones used in notebook computers), we offer a battery time of up to 4-6 hours of music-enjoyment before needing to recharge. (Charge Time: 3hours for fully charge) Normal Shower Speakers rely on a boring, temporary suction cup that'll wear out eventually. We want you to only buy one Shower Speaker in your lifetime! This is why we offer a built-in hang hook for easy hanging virtually anywhere! Our original model includes the latest in Waterproof technology with its waterproof ranking of IPX 4. What can your speaker do? We pride ourselves of offering benefits that our competitors won't. We have included an FM auto-scanning radio function from 88.0 to 108.0 MHZ to listen local broadcasting stations for those times when you need your Top 40 radio-hits. What's that? Your music speaker isn't loud enough? Don't fret anymore! Our PearVibes Speakers offers sound reaching up to 80dB, the equivalent of heavy car traffic! It also includes frequency levels between 100HZ-18000HZ, Did we mention how much we take pride in ourselves?