These NRSV study Bibles have a rather scholarly orientation.
Study Bibles include the full text of the Bible along with more robust explanatory notes than you would get in the average Bible. Sometimes these notes refer to translation issues, original wording, or historical context in a way that may be beneficial to you. Study Bibles have a variety of different orientations toward the material; those presented here are typically scholarly in nature.
Most scholarly study Bibles use the New Revised Standard Version, for a variety of reasons.