---
product_id: 689902432
title: "O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor"
brand: "dji"
price: "A$1"
currency: AUD
in_stock: true
reviews_count: 13
category: "Dji"
url: https://www.desertcart.com.au/products/689902432-o4-air-unit-for-fpv-drone-digital-transmission-system-20ms
store_origin: AU
region: Australia
---

# 20ms ultra-low latency 4K/60fps video recording 10km max transmission range O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor

**Brand:** dji
**Price:** A$1
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your FPV game with DJI O4: Ultra-clear, ultra-fast, ultra-fly!

## Quick Answers

- **What is this?** O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor by dji
- **How much does it cost?** A$1 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/689902432-o4-air-unit-for-fpv-drone-digital-transmission-system-20ms)

## Best For

- dji enthusiasts

## Why This Product

- Trusted dji brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fly Beyond Limits:** Unleash your drone’s potential with a staggering 10km video transmission range—capture every moment, no matter how far.
- • **Plug & Play Precision:** Effortless setup with DJI Goggles 3 and FPV Remote Controller 3 compatibility—get airborne faster and stay connected.
- • **Featherlight & Flexible:** At just 8.2g, this compact powerhouse integrates seamlessly into your build, enhancing agility without weighing you down.
- • **Crystal-Clear Cinematics:** Record breathtaking 4K/60fps footage with a 1/2-inch CMOS sensor that elevates your aerial storytelling to pro-level clarity.
- • **Instant Response Control:** Experience ultra-low 20ms latency for razor-sharp, real-time video feeds that keep you ahead in every maneuver.

## Overview

The DJI O4 Air Unit is a cutting-edge digital transmission system designed for FPV drones, featuring a 10km max video range, 20ms ultra-low latency, and 4K/60fps recording via a 1/2-inch CMOS sensor. Weighing only 8.2g, it offers professional-grade video quality and responsiveness in a lightweight, compact form factor, optimized for seamless integration with DJI FPV Goggles 3 and Remote Controller 3.

## Description

Overview: The DJI O4 Air Unit Series marks a new leap in video transmission performance, delivering a cutting-edge digital video transmission solution with higher resolution, lower latency, and extended range. The DJI O4 Air Unit Series comes in two SKUs: DJI O4 Air Unit Pro boasts an enhanced imaging capability with a 1/1.3-inch image sensor, capable of recording 4K/120fps video. It also supports 10-bit D-Log M color mode and a 155° ultra-wide FOV, capturing the vast expanse of the world in unparalleled detail. DJI O4 Air Unit weighs just 8.2 grams and features a 1/2-inch image sensor capable of capturing 4K/60fps video, offering both portability and versatility.

Review: tiny whoooops - DJI O4 Lite Unit – A Game-Changer for FPV Pilots The DJI O4 Lite Unit is a fantastic addition to the DJI FPV ecosystem, offering impressive video transmission quality, ease of use, and solid reliability. As someone who values both performance and simplicity, I found this unit to be an outstanding choice for a wide range of FPV applications. Crystal-Clear HD Video One of the standout features of the O4 Lite is its crisp 1080p HD video feed with ultra-low latency. Compared to previous DJI digital systems, the image quality is noticeably improved, offering enhanced clarity, dynamic range, and better contrast in various lighting conditions. This makes spotting obstacles and fine details much easier, giving pilots more confidence during flights. Reliable O4 Transmission System DJI’s O4 digital transmission is one of the most reliable systems available today. The low-latency performance (as low as 30ms) and strong signal penetration make it perfect for freestyle, cinematic, and even long-range flying. The connection remains solid and interference-resistant, even in dense environments like urban settings or forests. Lightweight & Compact The Lite version is designed with efficiency in mind, offering a compact and lightweight design that makes it ideal for smaller FPV drones. It keeps weight to a minimum, ensuring better flight efficiency and improved handling, especially on freestyle or long-range setups. Easy Setup & Compatibility DJI continues to make digital FPV accessible to pilots of all levels. The plug-and-play design of the O4 Lite Unit makes installation a breeze, and it’s fully compatible with the latest DJI FPV Goggles 3 and DJI FPV Remote Controller 3, ensuring seamless integration. The intuitive DJI Fly App support also makes firmware updates and settings adjustments quick and easy. Excellent for Any FPV Pilot Whether you're a beginner stepping into FPV or an experienced pilot looking for a lightweight, high-performance digital VTX, the DJI O4 Lite Unit is a fantastic choice. It delivers superior video quality, reliable transmission, and an easy-to-use setup at a competitive price point. Final Verdict: 9.5/10 The DJI O4 Lite Unit is a must-have for FPV enthusiasts looking for a compact, high-quality digital system. With its exceptional video transmission, lightweight design, and easy setup, it’s hard to find any major flaws. DJI has once again raised the bar for FPV digital systems, making this an excellent investment for anyone wanting top-tier video performance without added bulk. Would definitely recommend! 🚀
Review: Amazing - Pretty amazing picture quality for such a lightweight product. Connectors are a bit fragile, so I recommend putting some hot glue over them if you are concerned at all about wear and tear

## Features

- 1080p/100fps H.265 Max Video Transmission Quality - The DJI O4 Air Unit features a 1080p/100fps max transmission quality, letting users experience crystal-clear feeds for hyper-immersive flight.
- 10km Max Video Transmission Range - Enjoy a clear transmission feed from distances of up to 10 km [3], letting you fly further and capture more with any build.
- 20ms Lowest Video Transmission Latency - Benefit from faster responsiveness with the DJI O4 Air Unit's 20ms [5] ultra-low latency, ensuring smooth and precise control.
- 1/2-inch CMOS Sensor - The DJI O4 Air Unit features a 1/2-inch sensor, delivering exceptional image quality and providing creators with enhanced flexibility in post-production.
- 4K/60fps Video - Capture high-quality 4K/60fps footage, ensuring clear and smooth recordings for your projects.
- Lightweight, Compact, and More Flexible to Assemble - At just 8.2 g, the new DJI O4 Air Unit is lightweight and compact, making it easy to integrate into your DIY build and ensuring smooth operation.
- Compatibility: For the best experience, please pair DJI Goggles N3 or DJI Goggles 3 with the DJI FPV Remote Controller 3. If you're using DJI Goggles 2 or DJI Goggles Integra, please pair them with the DJI FPV Remote Controller 2.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07FTGBT64 |
| Age Range (Description) | Teen, Adult |
| Are Batteries Included | Yes |
| Best Sellers Rank | #92,318 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #113 in Unmanned Aerial Vehicles (UAVs) |
| Brand | DJI |
| Color | Black |
| Connectivity Technology | Wi-Fi |
| Control Type | Remote Control |
| Customer Reviews | 4.3 4.3 out of 5 stars (246) |
| Date First Available | January 9, 2025 |
| Included Components | DJI O4 Air Unit 3-in-1 Cable x 1, DJI O4 Air Unit Antenna x 1, DJI O4 Air Unit Camera Module x 1, DJI O4 Air Unit Transmission Module x 1 |
| Item Weight | 0.324 ounces |
| Item model number | 6941565997395 |
| Manufacturer | DJI |
| Material | Plastic |
| Maximum Range | 10 Kilometers |
| Model Name | DF3L2904 |
| Optical Sensor Technology | CMOS |
| Product Dimensions | 1.18 x 0.24 x 1.18 inches |
| Rechargeable Battery Included | Yes |
| Remote Control Included? | No |
| Remote Control Technology | Wi-Fi |
| Skill Level | Advanced |
| Special Feature | Ultra-low latency, extended transmission range, high video quality, lightweight design |
| UPC | 190021122406 |
| Video Capture Format | MP4 |
| Video Capture Resolution | 4K |
| Video Output Resolution | 4K pixels |
| Wireless Communication Technology | Wi-Fi |

## Product Details

- **Age Range (Description):** Teen, Adult
- **Brand:** DJI
- **Color:** Black
- **Connectivity Technology:** Wi-Fi
- **Item Weight:** 9.2 Grams
- **Model Name:** DF3L2904
- **Skill Level:** Advanced
- **Special Feature:** Ultra-low latency, extended transmission range, high video quality, lightweight design
- **Video Capture Resolution:** 4K

## Images

![O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor - Image 1](https://m.media-amazon.com/images/I/61IddJ43lBL.jpg)
![O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor - Image 2](https://m.media-amazon.com/images/I/51qLPNOCoHL.jpg)
![O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor - Image 3](https://m.media-amazon.com/images/I/61i2As0xhZL.jpg)
![O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor - Image 4](https://m.media-amazon.com/images/I/61ld9sFqnNL.jpg)
![O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor - Image 5](https://m.media-amazon.com/images/I/61rmQ-Ty+BL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ tiny whoooops
*by Z***H on January 28, 2025*

DJI O4 Lite Unit – A Game-Changer for FPV Pilots The DJI O4 Lite Unit is a fantastic addition to the DJI FPV ecosystem, offering impressive video transmission quality, ease of use, and solid reliability. As someone who values both performance and simplicity, I found this unit to be an outstanding choice for a wide range of FPV applications. Crystal-Clear HD Video One of the standout features of the O4 Lite is its crisp 1080p HD video feed with ultra-low latency. Compared to previous DJI digital systems, the image quality is noticeably improved, offering enhanced clarity, dynamic range, and better contrast in various lighting conditions. This makes spotting obstacles and fine details much easier, giving pilots more confidence during flights. Reliable O4 Transmission System DJI’s O4 digital transmission is one of the most reliable systems available today. The low-latency performance (as low as 30ms) and strong signal penetration make it perfect for freestyle, cinematic, and even long-range flying. The connection remains solid and interference-resistant, even in dense environments like urban settings or forests. Lightweight & Compact The Lite version is designed with efficiency in mind, offering a compact and lightweight design that makes it ideal for smaller FPV drones. It keeps weight to a minimum, ensuring better flight efficiency and improved handling, especially on freestyle or long-range setups. Easy Setup & Compatibility DJI continues to make digital FPV accessible to pilots of all levels. The plug-and-play design of the O4 Lite Unit makes installation a breeze, and it’s fully compatible with the latest DJI FPV Goggles 3 and DJI FPV Remote Controller 3, ensuring seamless integration. The intuitive DJI Fly App support also makes firmware updates and settings adjustments quick and easy. Excellent for Any FPV Pilot Whether you're a beginner stepping into FPV or an experienced pilot looking for a lightweight, high-performance digital VTX, the DJI O4 Lite Unit is a fantastic choice. It delivers superior video quality, reliable transmission, and an easy-to-use setup at a competitive price point. Final Verdict: 9.5/10 The DJI O4 Lite Unit is a must-have for FPV enthusiasts looking for a compact, high-quality digital system. With its exceptional video transmission, lightweight design, and easy setup, it’s hard to find any major flaws. DJI has once again raised the bar for FPV digital systems, making this an excellent investment for anyone wanting top-tier video performance without added bulk. Would definitely recommend! 🚀

### ⭐⭐⭐⭐⭐ Amazing
*by L***. on June 9, 2025*

Pretty amazing picture quality for such a lightweight product. Connectors are a bit fragile, so I recommend putting some hot glue over them if you are concerned at all about wear and tear

### ⭐⭐⭐⭐⭐ Great seller! Everything works great! 10/10 recommend! t's survived two heavy crashes so far!
*by S***N on June 4, 2025*

Appreciate the amazing product! Has been working great in my pavo20 build.

## Frequently Bought Together

- DJI O4 Air Unit for FPV Drone, Digital Transmission System, 20ms Low Latency, 10km Max Range, 4K/60fps Video Recording, 1080p/100fps Live View, 8.2g Lightweight Body, 1/2-inch CMOS Sensor
- DJI O4 Air Unit Pro for FPV Drone, Digital Transmission System, 15ms Low Latency, 15km Max Range, 4K/120fps Video Recording, 1080p/100fps Live View, 155° FOV, 1/1.3-inch CMOS Sensor
- DJI Goggles N3, FPV Goggles with 1080p Ultra-Wide Screen, Immersive Flight Experience, FPV Drone Goggles, Wireless Streaming, Drone Goggles, Ready-to-Use Kit, AR Cursor

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-23*