Item Type: Earphone Material: TPE Impedance: 32 Sensitivity: 108DB, Sound Pressure: 90DB Pin: Type C Drive Unit: 14mm / 0.6in Cable Length: Approx. 120cm / 47.2in1It adopts the latest DAC chip and supports digital input signals to adapt to most Typed C audio output devices on the market. 2Adopt advanced noise reduction technology to bring you deep, strong and crisp sound, making your overall listening experience even better. 3Buttons allow you to easily control playback and volume without picking up your phone. 4The ergonomics and ultra lightweight design make it fit the ear perfectly and wear it without burden. 5High quality materials +internal use of oxygen free copper wire technology and anti sweat technology, making it very suitable for daily use. 1 xEarphone 4 x Earmuff