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Logitech G635 7.1 ch USB Wired Gaming Headset, Retail Box , 1 year Limit warranty
Amazon.com: Logitech G635 DTS, X 7.1 Surround Sound LIGHTSYNC RGB PC Gaming Headset,Black : Video Games
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Logitech G635 Review - RTINGS.com
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Logitech G635 DTS X 7.1 Surround Sound LIGHTSYNC RGB PC Gaming Headset | eBay