Built-in sound card dazzling optical headset

Type: Headphone
Headphone type: Headphone
Wearing style: head-mounted
Headphone output source: PC computer
Plug diameter: 3.5mm
Plug type: USB
Whether wireless headset: Wired headset
Is there a microphone: yes
Sounding principle: moving coil
Frequency response range: 20～20KHz (Hz)
Impedance: 16 (Ω)
Sensitivity: -38±3dB (dB)
Distortion rate: 0.02 (%)
Wire length: 2.2 (m)
Speaker diameter: 50 (Φmm)
Earplugs/earmuffs material: memory sponge filled with protein leather case
Headphone cable material: 5-core high-purity oxygen-free copper wire
Color: blue, red