DJI O4 Ground Station Extends Drone Links
Coverage from Dronexl, Dronedj, and others
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The Topic

DJI has launched the O4 Ground Station, a fixed communications hub designed to preserve drone video and control links across remote, obstructed, or interference-heavy environments. Gateway Mode connects DJI Dock 3 operations to FlightHub 2 over the internet, while Relay Mode can pass signals through areas without reliable network coverage; DJI cites coverage of up to 30 kilometers with Dock 3 and up to 40 kilometers with the Matrice 400 under favorable conditions. The system’s Dock 3 integration also adds coordinated firmware support and improved altitude-above-ground monitoring, potentially supporting more reliable unattended inspection, public safety, surveying, and emergency missions.
First Article: 06/16/26
Latest Article: 06/18/26
Summary
- DJI launched the O4 Ground Station as fixed transmission infrastructure for remote drone operations.
- Gateway Mode connects Dock 3 to FlightHub 2 and targets coverage of up to 30 kilometers under favorable conditions.
- Relay Mode places the station at an elevated site to carry signals through valleys and other network-dead zones, with DJI citing up to 40 kilometers for Matrice 400 operations.
- A 12-antenna array and automatic multi-band selection are designed to improve link stability in congested or obstructed radio environments.
- The unit supports RTK positioning, solar power, IP67 protection, low-power standby, and integration with Remote ID and ADS-B receivers.
- A Dock 3 and Matrice 4D firmware update is required to use the O4 Ground Station and adds altitude-above-ground displays, alerts, and flight-record calculations.
- Actual range depends on terrain, interference, available frequencies, and local regulatory conditions.
History
The biggest change is that DJI’s launch is now more operationally concrete: the O4 Ground Station comes with explicit range claims, broader hardware features, and required firmware support for Dock 3 and Matrice 4D operations. The story also shifts slightly toward deployment constraints, with range now framed as conditional on terrain, interference, spectrum, and local regulation.
The story has shifted from a firmware-supported Dock 3 add-on to a formal DJI product launch, with clearer positioning of O4 Ground Station as fixed infrastructure for enterprise drone connectivity. The current version also sharpens the system’s operating modes and adds new supported hardware and positioning details.
