Product Features and Technical Details

Product Features

• Earbud headphones are closed type to reduce outside noise
• Neodymium magnets for high power and low weight
• Soft, silicon earbuds are washable, removable and replaceable; two sizes of earbuds included
• 9 mm driver units for powerful sound
• PET diaphragm extends bass and frequency range

Technical Details

• In the box: Sony MDR-EX71SL earphones, 3-foot extension cord, 1 set of small ear plugs, 1 set of medium ear plugs, 1 set of large ear plugs, user's manual, soft carrying case, warranty information
• Type: In-ear, dynamic
• Open ear: No
• Diaphragm: 9 mm
• Includes .25-inch adapter: No
• Cord length: 1.5 feet (includes separate 3.3-foot extension cord)
• Nominal impedance: 16 ohms at 1 kHz
• Sensitivity: 100 db/mW
• Frequency response: 6 to 23,000 Hz
• Batteries: None
• Item weight: .1 pounds

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