In-ear universal mobile phone $ 4.55 Type: Wired Headphone type: in-ear headphones Wearing method: in-ear Headphone output source: universal Plug diameter: 3.5mm Plug type: straight plug type Whether wireless headphones: wired headphones With or without microphone: Yes Sounding principle: moving coil Frequency response range: 20-200000 (Hz) Impedance: 16 () Sensitivity: 90 (dB) Distortion rate: 0.0005 (%) Wire length: 1.2 (m) Speaker diameter: 10 (mm) Earplugs/earmuffs material: silicone Headphone cable material: TPE Uses: ordinary headphones