W3 In-ear Sport Magnetic Adsorption Wired Bass Earphone Headphone With Mic Description Features: 1. Adopted 12mm driver unit, W3 produces more dynamic and clear sound, especially tha bass, immersing you into music. 2. To restore the natural sound, composite diaphram was chosen, bringing you high fidelity sound quality. 3. Innovated magnetic design, the right and left earbud could stick to each other by magnetic force. 4. Oblique in-ear earbud and ergonomic earhooks, fits your ear perfectly, more comfortable. 5. With 3.5mm plug, W3 compatible with most of digital devices, such as, phone, tablet, etc.Specifications:General SpecificationModel W3Wearing Type In-earCable Length (m) 1.2mNet Weight (g) About 15gTechnical Parameters Microphone Yes Wired Control Support Plug Type 3.5mm Driver Unit 12mmReceive Sensitivity100dBImpedance 32Frequency Response 20-20000HzPackageIncluded:1x W3 Earphone2x pairs of earmuffs1x Manual