Brand Fonge Type earplugs Headphone type In-ear headphones Wearing method Headphone output source Plug diameter 3.5mm Plug Type Straight Insert Whether wireless headphones wired headphones With or without a microphone Principle of vocalization Frequency response range 20-20000 (Hz) Impedance 16 (Ω) Sensitivity 100 (dB) Distortion rate 1 (%) Wire length 1.2 (m) Horn diameter 10 (Φmm) Earplugs / earmuffs material silicone Headphone wire material TPE Use mobile phone headset, music headset Weight 40 (g) Processing method Color red, blue