Gradient color matching headset $ 4.78 Headphone type: in-ear headphones Wearing method: in-ear Headphone output source: portable audiovisual Plug diameter: 3.5mm Plug type: straight plug type Whether wireless headset: wired headset Sounding principle: moving coil Frequency response range: 20-20000 (Hz) Impedance: 32 () Sensitivity: 96 (dB) Distortion rate: 0.2 (%) Wire length 1.2 (m) Earplugs/earmuffs material: plastic Purpose: General purpose, mobile phone headset