Cloud II, the latest Firmware on the Website is 0010, but I have somehow a 0030 Firmware : r/HyperX
HyperX Cloud II - Gaming Headset, 7.1 Surround Sound, Memory Foam Ear Pads, Durable Aluminum Frame, Detachable Microphone, Works with PC, PS5, PS4, Xbox Series X|S, Xbox One – Red
HyperX Cloud Core Gaming Headset; Durable Aluminum Frame, 53MM Drivers, Detachable Microphone, Works with PC/ PS4/ Xbox One - Micro Center
HyperX Cloud II - Gaming Headset, 7.1 Surround Sound, Memory Foam Ear Pads, Durable Aluminum Frame, Detachable Microphone, Works with PC, PS5, PS4, Xbox Series X|S, Xbox One – Gun Metal