In-ear headphones with twin vents for a more balanced, natural sound and have a carrying case for extra protection when not in use.PRODUCT FEATURES:Neodymium magnet enhances bass performance and sensitivity;Twin vents balance the high sounds and bass tones;15mm speaker driver optimizes wearing comfort;Ear cushions improve wearing comfort and bass response;Carrying case protects your headphone when not in use;Durable Flexi-Grip makes a strong flexible connection.