Closed vibrant headphones from Sony|Drivers: 40mm CCAW Voice Coil|Sensitivity: 104db/mW|Frequency Response: 4-24,000 Hz|Impedance: 40ohms|Optimum Input: 1,500 mW|Cord: 1.2 m Litz|Plug: Gold-plated stereo mini (L-type)|Weight: 185g (w/o cord).
40mm Driver Units
Direct Vibration Structure for Extra Bass
King-size Air Cushion for maximum comfort
Flat cord for airy comfortness