True 5.1-channel HD (192kHz/24-bit) surround sound from a compact USB-powered device 104dB signal-to-analog ratio (SNR) ensures pure sound Sonic Studio provides complete control over loads of sound technologies Perfect Voice technology eliminates noises for clear in-game communications Independent mic and master-volume controls for instant in-game adjustments Integrated headphone amplifier provides clear, detailed sound for an immersive audio experience