Waterproof Bluetooth Speaker,WONFAST 5 Watt Driver Portable Wireless Bluetooth 3.0 Shower Speaker Rugged for Outdoor with Built-in Microphone,Hands-Free Speakerphone(Army Green) Built in rechargeable battery, supports up to 6 hours playing time at the volume to 70% of the maximum volume Support A2DP and and built with a 5W speaker. It can streams incrediable stereo sound with full range output, crystal clear articulate high end. The beautiful sealed silicone cases and interface design ensure Waterproof, Shockproof, dustproof, can be used under harsh environment (such as, outdoor and shower) This is a true high quality 5W speakers which has IP65 certification. It can be compatible with all of devices which enabled Bluetooth Function such as Smartphone,Tablet PC, Laptop, PSP, TV, Computer, etc It has built-in MIC Bluetooth speaker and hands-free function, so you can conveniently pick up a call by this mini speaker in car, bathroom, at home or office, anywhere during it is connected to your Smartphone.