ZTOP&reg; Waterproof Underwater 4GB MP3 Music Player With OLED Screen And FM Radio For Swimming,Spa,Surfing,Jogging,Climbing And Other Sports High quality stereo sound, waterproof earphones with 2 sizes of comfortable, soft silicone ear cushions. This is waterproof MP3 with LCD display and menu operation interface, easily operation. Waterproof MP3 player earphones designed for swimming spa, and water sports. Aluminum alloy shell, surface anodic oxidation treatment, the product more wear-resistance and beautiful. Fashion design, 128 x 32 monochrome OLED,With FM radio function