The Tactic3D Sigma gaming headset represents Sound Blaster’s move into other markets now that they no longer have complete domination of the discreet sound card business.  They have a more hefty look than many others, with large padded earcups and a slender microphone boom.  As well the removable THX USB module that it comes with enables you to turn a headset using SP/DIF into a USB headset, as the module is essentially a self contained sound card. 

SoundBlaster diversifies; heads into the headset market - General Tech  1

“Creative and Sound Blaster are longtime name brands when it comes to personal computer sound products and recently it has been diversifying even more. One the heels of its WoW headset, now comes the Tactic 3D Sigma. Worth your hard earned money?”

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