Features: Earbuds provide clear, top studio-quality performance HiFi sound music,allowing you to better in the music during sports and exercise. Adopts XUN-6 external magnetic dynamic coil- unit,0.15mm magnetic gap-crisp and dynamic sound quality.. Aluminum-alloy shell- high temperature- molding. Simple and stylish- design. Earbuds with built-in microphone(optional), You can talk on the phone anywhere and any for time-, free your hands! Simple and stylish-.Great for gaming smartphones, Pad, MP3 players, music speaker, and most other interface- devices with 3.5mm headphone socket. Specifications: Model: 3.5mm KZ Wired- Earbuds Wearing method: in-ear type Headphone output sound source: universal Plug-diameter: 3.5mm Plug-type: L-bend type Whether wireless headset: wired- headset Oprional Type: Standard/ With Microphone Sound production principle: dynamic coil- Frequency response range: 20-40000Hz Impedance: 25 Sensitivity: 103dB Wire length: about 120CM/47.24in Purpose: general purpose, ordinary earphone, sports ear Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x In-ear Headset