IPX8 Waterproof: The MP3 player and earphones meet IPX8 waterproof standards. Ideal for swimming, surfing or other water sports.
High Quality Sound: Music format supports: MP3,WMA,WAV(MP3:8Kbps-320Kbps,WMA:5Kbps-384Kbps).
8GB Space for Music Collection: Built-in 8GB memory with shuffle feature, enjoying up to 2000 songs. Battery up to 18 hours music with medium volume via charging 1.5 hours.
Slim design with Clip: Avoid falling out when swimming or exercising, you can enjoy your music without interruption.
Earplugs in different size for a custom fit , for swimming and one for general give you a good fit.