The Sony 'DEMO' MDR-ED21LP super-light earbud headphones confine music to your ear, so you won't disturb those around you. They allow external noise to enter your ear as well, keeping you aware of your surroundings.
The groove design and bass boosting earpiece shape provide a great fit and an enhanced bass response at higher listening levels.
Earbud headphones fit snugly and comfortably in the ear, eliminating headband; convenient music listening solution for jogging, aerobics and other physically intensive activities
Soft rubber eartips for more secure and comfortable fit
Groove Design/Bass Booster earpiece shape with better fit, less sound loss; improved bass response at high sound pressure levels, matches Sony Walkman players with Groove bass control function
16mm Drivers provide enhanced frequency reproduction with extended low end and highs of larger earpieces, yet small enough to fit inside the ear
Neodymium Magnets with more magnetic energy per ounce than conventional ferrite, samarium cobalt or aluminum magnets for better frequency response
High rigidity PET Diaphragms for minimum distortion, and low mass for improved high-frequency reproduction
Compact carrying pouch stores ear-buds and headphone cord when not in use; fits in pocket or purse