If using ocusync with DJI Goggles RE in a fixed-wing model airplane with NO on-board flight computer, what is the best choice for telemetry using DJI or third party hardware (heading, altitude, speed) showing HUD style data on the goggles?

If using ocusync with DJI Goggles RE in a fixed-wing model airplane with NO on-board flight computer, what is the best choice for telemetry using DJI or third party hardware (heading, altitude, speed) showing HUD style data on the goggles?