The Braven Stryde 360 is a cylindrical, waterproof boombox capable of 360 degree surround sound. It can be fully submerged in up to one meter of water for up to 30 minutes, and is capable of explosive sound through dual passive radiator and opposing drivers for 360 degree sound. The built-in voice control works with your smartphone to give a command or make and take calls hands-free. The cylinder shape, fits in almost any cup holder and water bottle cage. Available in two colors.