The headset

FJ9 4 Electrostatic 8 Balanced Armature Earphone HiFi customization In-ear Electrostatic headphones

Name: FJ9 Music headphones
Hertz: 20-20000Hz
Resistance: 31 Ω
Sensitivity: 109db
Type: 4 Electrostatic8 Balanced Armature Earphone
Material: Photosensitive resin
Use: In-ear
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