Type: Earplugs<br />Headphone type: In-ear headphones<br />Ways to wear: earplugs<br />Headphone output audio source: universal<br />Plug diameter: 3.5mm<br />Plug type: straight type<br />Whether the wireless headset: wireless headset<br />Yes or No Microphone: None<br />Voice principle: moving coil<br />Frequency response range: 18-20000 (Hz)<br />Impedance: 16 (Ω)<br />Sensitivity: -42 + 2db (dB)<br />Distortion rate: 0.1 (%)<br />Conductor length: 1.2 (m)<br />Speaker diameter: 10 (Φmm)<br />Earplugs / Earmuffs Material: Silicone<br />Headphone cable material: TPE wire<br />Weight: 0.07 (g)