Specification:1. Item: In-ear Earphone2. Color: Black, Red, Blue3. Connector: 3.5mm JackFeatures:1. Black, red and blue three colors for option.2. Ergonomic in-ear design, not easy to fall off, even during your sports time.3. 3.5mm audio connector, compatible with most of devices.4. Supports wire-control, voice chat is clear.Package Included:1 * Subwoofer Bass Sports In-ear Earphone Wire Control Earphone