??This mini Portable Waterproof Music MP3 Player uses the streamlined design and has beautiful appearance£¬ which is specially designed for users who like water sports such as Swimming£¬ Sailing ship£¬ Surfing£¬ Boating£¬ etc. With this product£¬ you can greatly enjoy your favorite music. Features: Waterproof stereo sound MP3 player is specially designed for cycling£¬ swimming£¬ surfing and other water sports. The included Hand Belt can bring you much convenience when you carry the Waterproof Music Mp3 Player with you. Highly durable body case£¬ more convenient for you to carry. Along with a waterproof Wired Connection Earphone. The included silicone ear cushions can greatly insulate the sounds around you£¬ so you can hear your call clearly. Built-in rechargeable lithium battery can offer you 8 hours of music playing time After fully charged. Specifications: Storage: 4GB Waterproof rating: IPX8 Frequency Response: 30 Hz ~ 20K Hz Media supported files: MP3 / WMA. Power supply: Built-in Rechargeable lithium battery Charge time: Approx. 2 hours Playing time: Approx. 8 hours Color: Blue£¬ Red (Optional) Main item size: 4.2 * 2.5 * 2.0 cm / 1.65 * 0.98 * 0.39in Main item weight: 13g / 0.44oz Package size: 19.5 * 9.5 * 4.0 cm / 7.67 * 3.74 * 1.57in Package weight: 99g / 3.49oz Package list: 1 * Waterproof MP3 Player 1 * Waterproof Wired Earphone 1 * USB Charge Cable 1 * Chinese / English User Manual