Type: bluetooth headsetColor: white, pink, greenFrequency response range: 20Hz-20KHzImpedance: 32Interface type: Type-cDrive unit type/diameter: 10mmWhether the earphone/earphone is equipped with wire control: no1. The latest Bluetooth 5.0 solution, dual connection2 Customized 10mm moving coil speaker, supplemented by PU composite film, high frequency transparent, low frequency thick.3. Mini size, close to the ear canal, not easy to fall off when exercising4. Smart touch adjustment, easy to respond to music/phone calls5. MEMS micro-electromechanical microphone, clear call, not afraid of noisy environment.6. Low power consumption solution, with charging box, strong battery life of 15 hours.7. IP55 waterproof and dustproof, sweatproof and rainproof, the sound quality is unchanged.8. Support iOS, Android, Windows system mobile phones, tablets, notebooks and other electronic devices with Bluetooth function.Package Included:2X bluetooth headset4X Earmuffs1X User Manual1X USB cable1X charging case