The phrase "disembodied voice" refers to a voice that is heard, but the source of the sound cannot be seen or identified. It is like hearing someone speak without seeing them present. Full definition
Third, the inherent word of God in the biblical text is refracted through many authors who were not disembodied voices of revealed truth but circumstance - situated men and women of faith (as are we all) who said what their circumstances permitted and required them to say of that which is truly inherent. (religion-online.org)
It is recounted by disembodied voices emitted from speakers dotted about the gloaming like ghosts, sometimes distinctly audible, at other times appearing to mutter distractedly to themselves. (theguardian.com)
But the function of books is to tell stories, and apparently screens and disembodied voices tell stories just as well. (ideelart.com)