Official info here: https://rog.asus.com/audio/headsets/vulcan-anc/
Cost me £120 a few years ago but I've never used them apart from opening the box and quickly testing. I got a 5.1 amp and speakers instead so never had use for them.
Looking for £40 plus P&P (UK only)
Price reduced to £30 + p&p.
From what I can tell the headset I have (Turtle Beach PX21) may not be of the quality I need to participate in Teamspeak so I am considering upgrading (at or below 100 usd). Wireless would be desired and microphone, would only be used for gaming on the PC. I have on board audio as specs below...