Razer Kraken 7.1 Chroma surround sound gaming headsetAdvanced 7.1 virtual surround sound engineEnhanced digital microphoneDesigned for extended gaming comfortChroma lighting with 16.8 million customizable màu sắc optionsRazer Synapse enabledPowerful drivers for highest-quality gaming audioClosed ear cup design for optimal sound isolationFoldable ear cups for maximum portabilityPC / Mac with USB port ;PlayStation 4 (when plugged into PS 4 only spectrum cycling lighting effects is available)Windows® 10 / Windows® 8 / Windows® 7 / Mac OS X (v10.8 - 10.11)Internet connection (for driver installation)At least 100MB of không tính tiền hard disk spaceHeadphonesDrivers: 40mm with NeodymiumFrequency response: 20Hz–20kHzImpedance: 32ΩSensitivity