• Bluetooth Headphones XB700 Extra Bass

• Up to 30 hours of battery life: The built-in rechargeable battery provides up to 30 hours of continuous wireless playback. Passive mode (using the supplied cable) allows for continued listening, even when the headphones are out of power.
• High-quality wireless listening: Connect easily to your favourite devices via Bluetooth with NFC and enjoy high quality wireless streaming.
• Easily take calls wirelessly: Enjoy the convenience of hands-free calling thanks to the integrated microphone and Bluetooth connectivity. Simply press a button to accept incoming calls, then press again to terminate the call. Music playback will automatically resume once the call is completed.
• Optimize your sound settings: Set the perfect sound for every song. Sony Headphones | Connect app lets you adjust your bass levels and gives you presets for club, concert hall, arena, or outdoor stage sound.
• You can also consider Sony WH-CH510 Bluetooth Headphones
• Please check YouTube Video about this product.

As part of the EXTRA BASS™ range from Sony, the WH-XB700 headphones enhance all your low-end frequencies for exceptional bass, yet maintain vocal clarity, lifting every track with wave after wave of thundering rhythm.