Logitech G933 Artemis Spectrum Wireless Gaming Headset review: The Logitech G933 is a premium gaming headphone with dual surround-sound technology - CNET
Logitech Announces the G633 & G933 Artemis Spectrum Headsets, First Headsets to Support Both 7.1 Dolby Surround Sound & DTS Headphone:X | High-Def Digest