Are you looking for a professional, yet earphone? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional earphone must meet you needs. It is one of the for you. Features - ColorBlack - Material: Silicone, TPE. - Size: About 9x4x2 - Plug diameter: 3.5mm. - Impedance: 32Ω. - Cable length: 1.2m. - Horn diameter 9 Φmm . - Frequency range: 20Hz-20KHz. - Tangle-free cables makes it easier to keep for working life. - Flexible, secure-fit earhooks and ergonomic cavity maximize comfort and stability, for running, gym, workout and vigorous exercises. - In-line control, convenient to hands, to answer or end calls, adjust tracks and volume. - Powerful high-performance moving unit, achieving higher sensitivity and wider frequency response. - Fit for all major 3.5mm of audio player or smartphone and tablet. Package list: 1 x earphone