Pioneer Sports SE-CL331 Water Resistant Inner Earphones - White Newly developed ergonomic ear holder that keeps the headphone in place while exercising. IPX7 International Protection Rating the SE-CL331 can be immersed in water up to 1 meter. 4 sizes of soft, ergonomic tips allow you to tailor the headphones to your ears. Offering high clarity and powerful bass, the earphones are designed to provide optimum performance with any music genre. 1.2 m long Y-type cord to avoid cable interference.