Sports card stereo music headset

Wearing method: head-mounted
Headphone output source: general
Plug diameter: 3.5mm
Plug type: Bluetooth
Is it wireless headset? Wireless headset
Frequency response range: 20-20000 (Hz)
Impedance: 32 (Ω)
Sensitivity: 105±3 (dB)
Distortion rate: 3 (%)
Wire length: 1.5 (m)
Speaker diameter: 40 (Φmm)
Earplugs/earmuffs material: protein leather
Headphone cable material: braided wire