Advanced digital sound,noise/wind reduction technology,and unique loudspeaker cavity structure to deliver premium acoustic sound and enriched music listening experiences full spectrum coverage,crispy high note,crystal clear mid-range and balanced bass.Full featured ergonomic human engineering design with re-enforced detachable suction cup,water-resistant HD loudspeaker,and splash-proof surface to increase mobility and usability for everyday indoor or outdoor use such as shower,beach,pool,boat,bathroom,car, office,and much more!