Product information:  

Type: earphone, headset, head-mounted
Headphone type: Headphone
Wearing style: head-mounted
Headphone output audio source: PC computer
Plug type: straight plug type
Frequency response range: 20-2000 (Hz)
Impedance: 32 (Ω)
Sensitivity: 42 (dB)
Wire length: 2.5 (m)
Speaker diameter: 40 (Φmm)
Color: A: Walnut, B: Rosewood