• Instructions
  • Installation package
  • Warranty card
  • GD Sigelei Electronic Tech Co., ltd

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  • GD Sigelei Electronic Tech Co., ltd

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    • Spectrum upgrading software 2.0 Download
    • Duo-3 V1 Download
    • USB Firmware Update Operation (Mac).pdf Download
    • USB Firmware Update Operation (window) .pdf Download
    • USB Firmware Upgradable Software (Mac) Download
    • USB Firmware Upgradable Software (windows) Download

    Please download the save

  • GD Sigelei Electronic Tech Co., ltd

    Download

    Please download the save