Does DJI Goggles 2 support real-time video output (live streaming)?

Currently no.

Related Questions

Does the DJI O4 Air Unit Series support photo taking?

Can I fly a racing drone using the DJI O4 Air Unit Series at the same time as other racing drones using analogue video transmission?

How is DJI FlightHub 2 livestream usage calculated and when does it count toward consumption?

DJI FlightHub 2 livestream duration consumption is calculated based on the total viewing time across the platform.