SteelSeries Siberia 840 Wireless Bluetooth Gaming Headset with Dolby 7.1 Surround Sound for PC / Mac PS3 / 4 Xbox 360 Apple TV / Roku and Mobile Devices - Newegg.com
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SteelSeries Siberia 840 gaming headset brings the boom with Bluetooth support | PC Gamer
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Amazon.com: Replacement Ear pad Cushion Bands for SteelSeries Siberia 840 800 Wireless Headset Dolby 7.1 Headphone (Ear pad+Headband) : Electronics