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title: USB Virtual 7.1 Gaming Sound Card Series Core Modules
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# Virtual 7.1 Gaming Sound Card Series Core Modules

!!! info "Product List"
    <div class="sticky-column" markdown>

    | **Product (Features:material-arrow-down:) (Model:material-arrow-right:)** | **GM68311-VC1** | **GM67211-VC1** |
    |---------------------|---------------------|---------------------|
    | **USB Audio Class** | UAC1.0 | ✗ |
    | **Audio Quality** | 48kHz/16bit | 48kHz/16bit |
    | **Game Audio Processing** | USB → EQ/FPS/SA → Handset | I2S(8CH) → EQ/FPS/SA → Handset |
    | **MIC Audio Processing** | MIC → AI DNR → USB | ✗ |
    | **EQ** | ✔ (8-band) | ✔ (8-band) |
    | **AI Deep Noise Reduction** | ✔ (50ms low latency, perfectly removes keyboards, mice, and various other non-stationary noises, preserving only human voice) | ✗ |
    | **FPS** | ✔ (Enhances gunshots and footsteps in FPS games, improves spatial directional perception) | ✔ (Enhances gunshots and footsteps in FPS games, improves spatial directional perception) |
    | **SA (Virtual 7.1)** | ✔ | ✔ |
    | **Support Codec** | TLV320AIC3204 | Built-in DAC |
    | **Status** | Active | Active |

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