GXDownloader III (often version 2.009) is a specialized utility tool used for updating, recovering, or "dumping" firmware on satellite receivers that use Nationalchip GX chipsets (such as the GX6605S or GX6101).
Unlocking the Full Potential of Your GX-2009 with User Setup Program v2.009 gxdownloader iii v2.009.zip
The name suggests that this zip file might be related to a software tool or application called "GX Downloader III" version 2.009. Here are a few potential directions: GXDownloader III (often version 2