offers Android 10 SDKs and build images for their ROC-RK3328-PC development board, which can sometimes be adapted.
Finally, remember that Android TV 10 (ATV) is different from tablet Android 10. If you want a real TV interface, search for “RK3328 Android TV 10 firmware” (often labeled as “ATV10”).
For RK3328 devices, specifically TV boxes, Android 10 often brought a refreshed user interface, better Widevine DRM support (crucial for streaming Netflix and Disney+ in HD), and improved support for newer video codecs. Consequently, the demand for firmware upgrades surged as users sought to extend the lifespan of their devices.