The Voya Gnma Income Fund Class R6 (VGMBX) is a mutual fund that primarily invests in Government National Mortgage Association (GNMA) securities, which are backed by the full faith and credit of the U.S. government. This fund aims to provide investors with a steady stream of income through interest payments from these securities. As a Class R6 fund, it is designed for institutional investors and has a lower expense ratio compared to other share classes. Overall, VGMBX offers a conservative investment option for those seeking income and stability in their portfolio.