Razer Kraken 7.1 Chroma - Surround Sound USB Gaming Headset (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty The full potential of the Razer Kraken 7.1 Chroma is unleashed by its advanced 7.1 virtual surround sound engine This headset adopts the comfortable form factor of the Razer Kraken Pro, tested by numerous professional gamers to determine the optimal ergonomics for extended gaming sessions Enhanced omni-directional digital microphone boom that pulls out only when you need it Driven by Razer's powerful Synapse unified configuration software, this highly customizable engine modulates sound to simulate a 360 surround sound experience, allowing you to precisely pinpoint directional audio to know exactly where your enemies are