DJI 04 Air Unit Pro

The DJI O4 Air Unit Pro is a cutting-edge FPV system with impressive specifications:

Key Features

• Image Sensor: 1/1.3" CMOS sensor capable of recording 4K video at up to 120fps
• Video Transmission: Ultra-low latency system with H.265 encoding, supporting 1080p/100fps transmission.
• Latency: As low as 15ms in Racing Mode when paired with DJI Goggles 3
• Transmission Range: Up to 15 kilometers with dual-antenna design
• Weight: Approximately 32 grams, making it lightweight and portable

Advanced Capabilities

• Built-in Stabilization: Features RockSteady 3.0 for smoother footage
• Storage: 4GB built-in storage plus a MicroSD card slot supporting up to 512GB
• OSD Support: Compatible with Betaflight and iNav for customizable on-screen displays
• ND Filter Compatibility: Can use DJI Avata 2 ND filters (ND8/16/32) for better exposure control in bright conditions

The O4 Air Unit Pro represents a significant upgrade from its predecessor, offering improved image quality, lower latency, and extended range. It's designed to cater to various FPV applications, from freestyle flying to cinematic drone videography, eliminating the need for a separate action camera in many scenarios.

Specifications Highlights

• Total Weight:
  • Air Unit (camera module excluded): Approx. 15.6g
  • Air Unit (camera module included): Approx. 32g
  • Antenna: Approx. 2.1g per piece
• Video Capabilities:
  • 4K video recording up to 120fps
  • Max video bitrate: 130 Mbps
  • Color modes: Normal and D-Log M
• Compatibility:
  • Supports Betaflight 4.3.0 and higher
  • Compatible with DJI Goggles 3, N3, Goggles 2, and Integra
  • Works with DJI FPV Remote Controllers 2 and 3

The DJI O4 Air Unit Pro is compatible with the following equipment:

Goggles

• DJI Goggles 3 
  
• DJI Goggles N3
  
• DJI Goggles 2
  
• DJI Goggles Integra

Remote Controllers

• DJI FPV Remote Controller 3
• DJI FPV Remote Controller 2

Flight Controllers

• Supports Betaflight 4.3.0 and higher versions

SD Cards

• Supports microSD cards up to 512 GB

ND Filters

• Compatible with DJI Avata 2 ND filters (ND8/16/32)

It's important to note that while the O4 Air Unit Pro works with all listed goggles, there are some functionality differences:

• Goggles 3 has a max bit rate of 60Mbps along with the N3 which supports all features, however the N3 is limited to 60Hz display.
• Goggles 2 and Integra are limited to 50Mbps maximum bitrate and do not support Race Mode.

The O4 Air Unit Pro can be powered directly from 3-6S LiPo batteries (7.4V~26.4V) or through the FC's 10V BEC, provided it can deliver at least 13.5W