Specification:1. Model: M3002. Item: In-Ear Earphone3. Material: Wood +  Metal4. Frequency Range: 50-50000Hz5. Impedance: 16Ω6. Connector: 3.5mm Audio Jack7. Speaker Size: φ9.2mm8. Maximum Power: 3Mw9. Cable Length: 1.2mFeatures:1. Rosewood material, makes your earphone a little different.2. φ9.2mm voice unit, provides amazing sound effect. 3. Supports wire control, and built in microphone, supports voice chat.Package Included:1 * M300 Wooden HiFi Deep Base In-Ear Wired Control Earphone Headphone