28 March 2025

The DJI O4 Air Unit Pro represents a significant advancement in the realm of FPV (First-Person View) drone technology, offering enhanced imaging capabilities, improved video transmission, and a lightweight design tailored for drone enthusiasts and professionals alike.​

Key Features and Specifications

Advanced Imaging: Equipped with a 1/1.3-inch CMOS sensor, the O4 Air Unit Pro captures 4K video at up to 120 frames per second (fps), delivering high-resolution footage with exceptional clarity. The 155° ultra-wide field of view (FOV) ensures expansive shots, capturing more of the environment in each frame. Additionally, the unit supports a 10-bit D-Log M color mode, providing greater flexibility in post-production color grading.

Enhanced Video Transmission: Utilizing DJI's O4 video transmission technology, the unit offers low latency of approximately 15 milliseconds and an impressive range of up to 15 kilometers under FCC standards. This ensures a stable and responsive live feed, crucial for immersive FPV experiences.
Lightweight and Versatile Design: Weighing approximately 32 grams, the O4 Air Unit Pro integrates seamlessly into drone frames of 3 inches and above, supporting flexible assembly to suit various creative flight scenarios. Its compact design does not compromise on performance, making it suitable for both racing and cinematic applications.

Performance and Compatibility

The O4 Air Unit Pro supports high-frame-rate transmission at 1080p/100fps, ensuring clear and smooth real-time imagery. This capability is particularly beneficial for fast-paced flights, where maintaining visual clarity is essential. The unit is compatible with DJI Goggles 2, DJI Goggles 3, and DJI Goggles N3, offering pilots a range of options for their FPV setup. ​

Installation and Setup

Setting up the O4 Air Unit Pro involves connecting it to the flight controller, activating the unit, updating firmware, and pairing it with compatible DJI goggles and remote controllers. Detailed guidance on installation and optimal settings can be found in resources such as Oscar Liang's comprehensive setup guide. ​

Conclusion

The DJI O4 Air Unit Pro stands out as a flagship digital FPV system, combining high-quality imaging, robust transmission capabilities, and a lightweight design. Whether for racing or capturing cinematic aerial footage, this unit offers a versatile and high-performance solution for FPV enthusiasts and professional