From Convergent Design…
Part 1 of 2: Odyssey7Q+ INCLUDED Support 4K over HDMI with the FS7 (no option necessary).
and Part 2
Video 2 of 2: Setup of Odyssey7Q+ and FS7 for RAW and High Speed capture.
The FS700 / FS7 Recording Option Upgrade is necessary to support these features, and can be purchased online here: https://convergent-design.com/products/recording-options/sony-fs700.html