Wired headset $ 15.75 Type: Headset Headphone type: headphone Wearing method: head-mounted Headphone output source: portable audiovisual Plug diameter: 3.5mm Plug type: Bluetooth Whether wireless headset: wired headset Is there a microphone: yes Sounding principle: moving coil Frequency response range: 20-20000HZ (Hz) Impedance: 3215% at1KHZ () Sensitivity: 1053dB (dB) Distortion rate: 3 (%) Wire length: 1.5 (m) Horn diameter: 40 (mm) Earplug/earmuff material: protein material Headphone cord material: soft braided cord Purpose: Bluetooth headset, MP3 headset, mobile phone headset, voice headset, music headset, wireless headset