This content is automatically displayed by AI and is being corrected. The SONY Discman features DBB and anti-shock mechanisms, providing a portable music experience. It is clean with no noticeable scratches or stains. - Brand: SONY - Model Name: Discman - Function: DBB (Digital Bass Boost) - Features: Anti-shock mechanism (DUAL DAMPER) - Volume Control: Volume adjustment function - Operation Buttons: Play, Stop, Track selection buttons Thank you for viewing.