The SteelSeries Arctis 9X is back to £100 at Amazon | Eurogamer.net
SteelSeries Arctis 9X Wireless Gaming Headset for Xbox X|S, and Xbox One Black 61483 - Best Buy
Amazon.com: SteelSeries - Arctis 9X Wireless Stereo Gaming Headset for Xbox One and Series X + Bluetooth + 20 Hour Battery Life - Black - with Headphone Cleaner + MicroFibercloth + USB Power Cube and More : Video Games
How To Replace And Upgrade SteelSeries Arctis Pro Ear Cups – Wicked Cushions
Amazon.com: SteelSeries Arctis 9X Wireless Gaming Headset – Integrated-Xbox Wireless + Bluetooth – 20+ Hour Battery Life – for-Xbox One and Series X, Black