About this item

• DSEE restores high frequency sounds lost in compression.
• Up to 10hr battery life, total up to 20hr with charging case
• Splash-proof and sweat-proof with an IPX4 rating
• Easier, clearer hands-free calling
• Small and light for a great fit and all day wear
• Ergonomic Surface Design conforms to most ear shapes
• Fine-tune your sound using the Sony | Headphones Connect app