Compact USB sound card with true 5.1-channel, 192 kHz/24-bit HD surround sound. A 104 dB signal-to-noise ratio (SNR) ensures pure audio quality. Sonic Studio provides complete control over numerous sound technologies. The Perfect Voice technology eliminates background noise for clear communication during gaming. Independent volume controls for the microphone and overall sound allow for immediate adjustments in-game. The built-in headphone amplifier delivers clear, detailed sound for an impressive audio experience.