SteelSeries Siberia Gaming Headset ICEMAT Extension Cable with Volume Control | eBay
Xplayn - Icemat Siberia (later SteelSeries) was the first over-ear (circumaural) gaming headset. It was released in 2004 and was an instant hit in the Counter-Strike community. SteelSeries Ninjas in Pyjamas Natus
SteelSeries Siberia Gaming Headset ICEMAT Extension Cable with Volume Control | eBay
Free Shipping full set SteelSeries V2 / Icemat Audio Siberia Gaming Headset with Siberia Bag+7.1 sound card - AliExpress