Banana Boat Bluetooth Pool Sound System, White/Blue/Yellow Banana boat pool Speaker is a completely wireless, floating, Waterproof sound system with Bluetooth 3.0 Technology Speaker unit has up/down volume controls and LED illumination. The Speaker unit auto-pairs with any Apple or Bluetooth version 3.0 device The Speaker unit has a line-of-sight outdoor range of up to 150 ft. And an indoor range up to approximately 60 ft The Speaker unit requires 6 AA batteries (Not included) Meets IPX7 water intrussion Rating (1Meter for 30 minutes)