DJI O4 Air Unit Pro Video System
DJI O4 Air Unit Pro is a high-performance next-generation digital video transmitter designed for professional FPV pilots and operators who demand maximum image quality and signal stability. The video system provides video transmission with resolutions up to 4K at frame rates up to 120fps, using advanced DJI O4 technology for minimal latency and long flight range.
Thanks to its powerful transmitter, wide frequency range, and support for manual channel tuning, the DJI O4 Air Unit Pro ensures stable video communication even in challenging conditions. The module is compatible with Betaflight 4.3.0+, supports DJI Goggles 3, Goggles N3, Goggles 2, and Goggles Integra, as well as DJI FPV Remote Controller 2/3.
The camera with a 1/1.3″ CMOS sensor, a wide 155° field of view, and D-Log M support allows for shooting video with high dynamic range and preserving maximum detail. The RockSteady 3.0+ system and Gyroflow compatibility ensure smooth and clear footage even during aggressive maneuvers.
DJI O4 Air Unit Pro Specifications
| Parameter | Value |
|---|---|
| Weight | Module: 15.6 g (without camera), 32 g (with camera); antenna: 2.1 g/pc |
| Dimensions | Module: 33.5×33.5×13 mm; camera: 25.55×20×23.3 mm |
| Cables | Coaxial: 130 mm; 3-in-1: 100 mm; antenna: 110 mm |
| Frequency Range | 5.170-5.250 GHz, 5.725-5.850 GHz |
| Transmitter Power (EIRP) | 5.1 GHz: <23 dBm (CE); 5.8 GHz: <33 dBm (FCC), <14 dBm (CE), <30 dBm (SRRC) |
| Minimum Latency | 15 ms (DJI Goggles 3), 19 ms (DJI Goggles N3), <30 ms (DJI Goggles 2/Integra) |
| Max. Video Transmission Range | 15 km (FCC), 8 km (CE/SRRC) |
| Broadcast Quality | 1080p@30/48/50/60/100fps |
| Channel Bandwidth | up to 60 MHz |
| Antennas | 2×, 2T2R |
| Number of Channels | Automatic and manual modes |
| Camera Sensor | 1/1.3″ CMOS, 155° FOV, f/2.8, focus 0.6 m – ∞ |
| ISO | 100-25600 (Auto/Manual) |
| Video Resolution | 4K@30/48/50/60/100/120fps, 2.7K, 1080p (various aspect ratios) |
| Video Format | MP4, bitrate up to 130 Mbps |
| Color Modes | Normal, D-Log M |
| Stabilization | RockSteady 3.0+, Gyroflow |
| Power Supply | 7.4–26.4 V |
| Operating Temperature | -10°C to +40°C |
| Built-in Memory | 4 GB |
| microSD | up to 512 GB (recommended Lexar/Kingston U3 A2 V30 cards) |
| Compatibility | Betaflight 4.3.0+, DJI Goggles 3/N3/2/Integra, DJI FPV Remote Controller 2/3 |
DJI O4 Air Unit Pro Channel Table
| Channel Bandwidth | Channel | Frequency (MHz) |
|---|---|---|
| 60/40 MHz | CH1 | 5794.5 |
| 20/10 MHz | CH1 | 5768.5 |
| 20/10 MHz | CH2 | 5789.5 |
| 20/10 MHz | CH3 | 5814.5 |
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