IPX5 Waterproof ,IPX4 Dust-proof,12+ Hours Playtime. Dust and water resistant design (IPX5)，without fear of splashing and raining, free of obsession from wind and sand Easily deal with rain and sand in outdoor environment. Rainy day or seaside,or desert, at any time just enjoy the music.Do not completely immerse in water.
Built-in HD noise-cancelling mic, answer calls by one key, nice sound, enjoy free talking.
Simple keys and ports, Friendly interaction experience
5 keys and three ports，easy using， silicon sucker at bottom to prevent vibration