Quick overview from the supplier:
Wireless Gaming Headset HyperX Cloud II, 53mm driver, 60 Ohm, 15-20000hz, 7,1, 104db, 309g., 2.4Ghz
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Headphone
Driver Dynamic, 53mm with neodymium magnets
Type Circumaural, Closed back
Frequency response 15Hz–20kHz
Impedance 60 Ω
Sound pressure level 104dBSPL/mW at 1kHz
T.H.D. ≤ 1%
Weight 300g
Weight with mic 309g
Cable length and type USB charge cable (0.5m)
Battery life 30 hours
Wireless Range Up to 20 meters
Microphone
Element Electret condenser microphone
Polar pattern Bi-directional, Noise-cancelling
Frequency response 50Hz-6.8kHz
Sensitivity -20dBV (1V/Pa at 1kHz)
https://www.hyperxgaming.com/en/headsets/cloud-gaming-headset
