General Information
Fontopia® Headphones in-the-ear design --- fits snugly, yet comfortably inside the ear; eliminates the headband so you can enjoy music while exercising, skating or dancing Sony's first closed-type Fontopia design --- reduces outside noise for high-intensity listening; helps generate powerful, resonant bass response New, super-small 9 mm drivers --- are a key enabling technology; ultra-compact drivers produce powerful sound with space left over for the sonic isolation of Sony's newly-designed silicon earbuds
