Main ingredient content of fabric: 100

It is suitable for people with bleeding gums and sensitive gums

Negative Lock*1

Category: Thumb Piano

Women's Head-mounted Wired Headset Music World Main ingredient content of fabric:Type: Wired Headphone type: headphone Wearing method: head mounted Headphone output source: portable audiovisual Plug diameter: 3. 5mm Plug type: straight plug type Whether wireless headset: wired headset Is there a microphone: yes Sounding principle: moving coil Frequency response range: 20 20000HZ (Hz) Impedance: 32 () Sensitivity: 105 (dB) Distortion rate: 3 (%) Wire length: 1. 5 (m) Speaker diameter: 40MM (mm) Earplug earmuff material: protein