Specification:1. Brand: JIEX2. Mode: X3003. Item: In-ear earphone4. Color: Black, Silver, Pink5. Connector: 3.5mm 6. Impedance: 16Ω7. Frequency Response: 20-20000Hz8. Cable Length: 1.2mFeatures:1. Metal texture, compact but elegant; and provides 3 colors for option.2. Perfect deep bass sound effect, supports 4D surrond, music is lingering in your ear.3. Supports wire control and with mic function.4. Comfortable wear feeling, suits for long time wearing.Package Included:1 * JIEX X300 3.5mm Wire-Control In-Ear Deep Bass Metal Earphone with Microphone