Picture of the Sylvania model installed:
Phillips also has some, but they are very expensive, $200 - $250 each:
https://www.amazon.com/Philips-Hue-Flushmount-Compatible-Assistant/dp/B0718XQ49D/
https://www.amazon.com/Philips-Hue-Ambiance-Flushmount-Assistant/dp/B072553RL7/
In contrast, there is a very plain $40 12 inch Hampton Bay which should work with smartthings with the Osram tunable DTH.
From the Q&A on that page:
Yes you can use this with smartthings, it is not the best solution but do device type OSRAM LIGHTIFY LED Tunable White 60W