Without 4G dongle (SIM card included), how can I use Network RTK services with DJI Matrice 400?

You can connect to Network RTK via Wi-Fi on the remote controller.

Related Questions

Which devices or aircraft are compatible with the D-RTK 3 Relay Fixed Deployment Version?

The D-RTK 3 Relay Fixed Deployment Version is compatible with numerous DJI Enterprise aircraft.

What callibration options does the D-RTK 3 Base Station have?

What is the D-RTK 3 Multifunctional Station compatible with?