JVC HA-FX300B In-Ear Headphones (Black) (Discontinued by Manufacturer) High-Grade In-Ear Canal Headphones With Metal Housing Reduces Unnecessary Vibrations For Clear Sound Contoured Canal Design For Excellent Fit and Sound Isolation Aluminum Evaporation Diaphragm For Improved High Frequency Bi-Metal structure Powerful 8.5mm drivers with neodymium magnets Comfortable and customized fit with 3 sizes of ear tips Superior sound isolation Gold-plated iPhone compatible plug