Wireless Game Headset Head-mounted Noise Reduction

Product information :
Type of headphones: headphones
Method of wearing: head-mounted
Diameter of plug: USB/ Bluetooth
Wireless headset: Wireless headset
With or without microphone: yes
Sound principle: moving coil
Frequency response range: 20-20000(Hz
Impedance: 32 (ω)
Sensitivity: 38±3dB@1kHz (omnidirectional) (dB)
Horn diameter: 50 (φ mm)
Earplugs/earmuffs material: simulated skin protein
Uses: wireless headset, Bluetooth headset, video game headset.
Color: black orange 2.4G+ Bluetooth
Packing list: 
Headset *1+ color box package *1+ instruction *1+ cable *1+USB receiver *1