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Specs
Transmitter
Weight
Approx. 145 g (including antennas)
Dimensions
86.5×64×32 mm (L×W×H, excluding antennas)
Ports
SDI Input Port
HDMI Input Port
3.5mm Stereo Jack
USB-C Firmware Update Port
USB-C Power and Gimbal Communication Port
Operating Frequency
SDR Operating Frequency
Non-DFS Frequency Band:
2.4000-2.4835 GHz
5.725-5.850 GHz
DFS Frequency Band:
5.470-5.725 GHz
5.8 GHz is prohibited in some countries/regions. Check local laws and regulations for more information. 5.600-5.650 GHz is not used.
Wi-Fi Operating Frequency
2.4000-2.4835 GHz
5.150-5.250 GHz
Transmitter Power (EIRP)
SDR:
2.4000-2.4835 GHz:
< 30 dBm (FCC)
< 20 dBm (SRRC/CE/MIC)
5.470-5.725 GHz:
< 30 dBm (FCC)
< 23 dBm (CE/MIC)
5.725-5.850 GHz:
< 30 dBm (FCC)
< 14 dBm (CE)
＜30 dBm (SRRC)
Wi-Fi:
2.4000-2.4835 GHz:
< 26 dBm (FCC)
< 20 dBm (SRRC/CE/MIC)
5.150-5.250 GHz:
< 26 dBm (FCC)
< 23 dBm (SRRC/CE/MIC)
Wi-Fi Protocol
802.11b/a/g/n/ac/ax
Supports 2×2 MIMO Wi-Fi
Max Bandwidth
SDR:
20 MHz
Wi-Fi:
20 MHz
Max Bitrate
SDR:
20 Mbps*
Wi-Fi:
8 Mbps
* Measured in Control mode, with Broadcast mode turned off.
Power Consumption
8.2 W
Measured at a room temperature of 25° C (77° F), when linked in Control mode, at a distance of approximately 10 meters, in a 1T1R setup, with Wi-Fi turned off, using PD for power supply.
Power Supply
USB-C Power Supply Type 1: 9 V, 2 A (PD protocol)
USB-C Power Supply Type 2: 6.8-17.2 V DC
NP-F Battery Power Supply Voltage: 6.8-8.4 V
Input Video Format
1080p: 23.98/24/25/29.97/30/50/59.94/60fps
1080i: 50/50.94/60fps (1080i is not available in Broadcast mode).
720p: 50/59.94/60fps
Input Audio Format
SDI embedded, HDMI embedded
Video Transmission System
SDR + Wi-Fi
Video Transmission Latency
SDR:
80 ms* (including camera and screen display latency)
35 ms* (excluding camera and screen display latency)
Wi-Fi:
110 ms**
* Measured when shooting 1080p/60fps video with Broadcast mode turned off.
** Measured when shooting 1080p/60fps video.
Video Coding Format
H.264
Max Transmission Distance
SDR:
3 km (FCC)*
2 km (CE/SRRC/MIC)*
Wi-Fi:
200 m
* Measured in Control mode, with Broadcast mode turned off.
Operating Temperature
-10° to 40° C (14° to 104° F)
Receiver
Weight
Approx. 145 g (including antennas)
Dimensions
86.5×64×32 mm (L×W×H, excluding antennas)
Ports
SDI Output Port
HDMI Output Port
3.5mm Stereo Jack
USB-C Firmware Update and Video Output Port
USB-C Power Port
Operating Frequency
SDR Operating Frequency
Non-DFS Frequency Band:
2.4000-2.4835 GHz
5.725-5.850 GHz
5.8 GHz is prohibited in some countries/regions. Check local laws and regulations for more information.
Transmitter Power (EIRP)
SDR:
2.4000-2.4835 GHz:
< 30 dBm (FCC)
< 20 dBm (SRRC/CE/MIC)
5.725-5.850 GHz:
< 30 dBm (FCC)
< 14 dBm (CE)
< 23 dBm (SRRC)
Max Bandwidth
20 MHz
Max Bitrate
20 Mbps
Measured in Control mode, with Broadcast mode turned off.
Power Consumption
8.3 W
Measured at a room temperature of 25° C (77° F), when linked in Control mode, at a distance of approximately 10 meters, in a 1T1R setup, with Wi-Fi turned off, using PD for power supply.
Power Supply
USB-C Power Supply Type 1: 9 V, 2 A (PD protocol)
USB-C Power Supply Type 2: 6.8-17.2 V DC
NP-F Battery Power Supply Voltage: 6.8-8.4V
Output Video Format
1080p: 23.98/24/25/29.97/30/50/59.94/60fps
1080i: 50/50.94/60fps (1080i is not available in Broadcast mode).
720p: 50/59.94/60fps
Output Audio Format
PCM
Video Transmission System
SDR
Video Transmission Latency
80 ms (including camera and screen display latency)
35 ms (excluding camera and screen display latency)
Measured when shooting 1080p/60fps video with Broadcast mode turned off.
Video Coding Format
H.264
Max Transmission Distance
3 km (FCC)
2 km (CE/SRRC/MIC)
Measured in Control mode, with Broadcast mode turned off.
Operating Temperature
-10° to 40° C (14° to 104° F)
Footnotes
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
Tutorial Videos
FAQ
General
Does DJI SDR Transmission support channel quality monitoring?
Yes. The receiver can display signal quality through indicator lights: green for strong signal strength, yellow for medium, and red for poor. In the Ronin app, the camera view can display a signal quality bar graph, with taller bars indicating better signal quality.
What should I pay attention to when using DJI SDR Transmission in high-temperature environments?
Ensure the environment is well-ventilated, avoid blocking any air vents, and avoid exposure to direct sunlight.
Does DJI SDR Transmission support connecting with DJI Focus Pro for use?
No.
Does DJI SDR Transmission support monitoring using a smartphone or tablet?
Yes.
1. A smartphone or tablet can connect to the receiver through the corresponding RX to Phone Connection Cable, which transmits the signal via SDR mode for enhanced stability and reliability.
2. A smartphone or tablet can also connect directly to the transmitter via Wi-Fi without the need for an additional receiver. This is suitable for temporary monitoring and small-scale usage scenarios.
If the transmitter's battery is replaced during a direct Wi-Fi connection, the app must be manually reconnected.
3. For details on smartphones and tablets compatible with the Ronin app, please refer to the Ronin app compatibility list.
1. A smartphone or tablet can connect to the receiver through the corresponding RX to Phone Connection Cable, which transmits the signal via SDR mode for enhanced stability and reliability.
2. A smartphone or tablet can also connect directly to the transmitter via Wi-Fi without the need for an additional receiver. This is suitable for temporary monitoring and small-scale usage scenarios.
If the transmitter's battery is replaced during a direct Wi-Fi connection, the app must be manually reconnected.
3. For details on smartphones and tablets compatible with the Ronin app, please refer to the Ronin app compatibility list.
Does DJI SDR Transmission support third-party antennas?
No. Moreover, the antennas on DJI SDR Transmission are non-removable.
Can DJI SDR Transmission be used simultaneously with other wireless devices, such as wireless microphones?
When the transmitter auto-hops to a 2.4GHz channel or a 2.4GHz channel is selected manually, there may be interference with other wireless devices, including wireless microphones. In this case, manually selecting a non-2.4GHz channel is recommended. When selecting a channel, you can check the center frequency of the channel on the transmitter's main interface to confirm whether it is on the 2.4GHz frequency band.
What are the battery specifications supported by DJI SDR Transmission?
NP-F series batteries. Please note that due to differences in battery capacity and life span, the actual operating time may vary.
Which Ronin ecosystem products are compatible with DJI SDR Transmission?
When connected with devices such as RS 4 Pro, RS 4, and RS 3 Pro, DJI SDR Transmission can be powered through the gimbal and enables Force Mobile, virtual joystick, gimbal recentering, and more functions. Please note that when the DJI SDR Transmission Transmitter is connected to a stabilizer, the multi-camera control cable from the stabilizer's combo must be used, and ActiveTrack will not be available. Additionally, when the DJI SDR Transmission Transmitter is connected to a stabilizer via the adapter plate, a native vertical shooting setup is not supported.
What camera functions can DJI SDR Transmission control?
You can adjust parameters such as aperture, shutter, and ISO through a shutter release cable (subject to the camera system, with adjustment response times ranging from approximately 0.5 to 1 second), as well as trigger recording. Additionally, you can access a camera's Mirror Control mode through an HDMI cable.
* The above features are only supported by some camera models. For details, please refer to the camera compatibility list.
* The above features are only supported by some camera models. For details, please refer to the camera compatibility list.
What is the maximum number of cameras that DJI SDR Transmission can support simultaneously?
Up to three cameras are recommended, but the specific number can be adjusted according to the on-site wireless environment.
What is the purpose of the DFS channels on DJI SDR Transmission, and how do I set them up?
DFS channels are utilized for their reduced interference and more stable signal connection. However, they can only be used after ensuring that there is no radar frequency band occupation in the environment. To use the DFS frequency band, make sure that at least one receiver is connected in Control mode. Then, go to the channel selection list in the transmitter or receiver menu and select one of the DFS channels. When all the receivers are in Broadcast mode, the DFS frequency band cannot be used. The number of DFS channels may vary by country or region. Please refer to the local laws and regulations.
Does DJI SDR Transmission support linking with DJI Transmission for use?
No. Furthermore, if DJI SDR Transmission and DJI Transmission are used at the same site, it is crucial to ensure that their central frequencies do not overlap.
How do I use the Voice Call feature of DJI SDR Transmission?
Select Control mode on the receiver and insert a 3.5mm headset with a microphone into both the transmitter and receiver. The volume for voice calls can be adjusted within the menu. This feature supports only one-on-one communication. Headset compatibility may vary, so some models could experience issues. For details, please refer to the headset compatibility list.
Video Transmission Connection
How many receivers can be connected?
Under SDR mode, Control mode supports transmission to two devices, while Broadcast mode allows for an unlimited number of receivers.
Under Wi-Fi mode, it supports dual-channel connection, and the devices will temporarily disconnect when switching channels.
Under Wi-Fi mode, it supports dual-channel connection, and the devices will temporarily disconnect when switching channels.
What connection methods does DJI SDR Transmission support? What usage scenarios are they suitable for?
1. Under SDR mode, Control mode allows for stabilizer remote control, seamless auto frequency hopping, and stronger anti-interference capabilities. When the number of connected receivers does not exceed two, it is recommended to use Control mode and turn off Broadcast mode.
2. Under SDR mode, Broadcast mode supports an unlimited number of receivers but compromises transmission range and bitrate when compared with Control Mode. It is suitable for scenarios like TVC shootings, where a short-distance connection to multiple receivers for monitoring is needed.
3. Wi-Fi mode allows for direct connection via Wi-Fi without needing a receiver (after downloading the Ronin app). It is suitable for temporary monitoring with up to two terminals connected simultaneously.
2. Under SDR mode, Broadcast mode supports an unlimited number of receivers but compromises transmission range and bitrate when compared with Control Mode. It is suitable for scenarios like TVC shootings, where a short-distance connection to multiple receivers for monitoring is needed.
3. Wi-Fi mode allows for direct connection via Wi-Fi without needing a receiver (after downloading the Ronin app). It is suitable for temporary monitoring with up to two terminals connected simultaneously.
How do I obtain the channel frequency information for DJI SDR Transmission?
You can download the channel and frequency table from the Downloads page on the official DJI website, or check the current channel frequency information on the transmitter's main interface. This information allows users to assign wireless channels efficiently on site.
How do I set the channel on DJI SDR Transmission?
1. Swipe up on the transmitter's main interface to select the channel.
2. Swipe up on the receiver's main interface in Control mode to select the channel.
3. Connect the receiver in Control mode to the Ronin app and select the channel within the app.
* When Broadcast mode is enabled on the transmitter, users cannot set the SDR channel to Auto; some channels may not be usable if Outdoor mode is selected after powering on; and DFS channels cannot be selected if not connected in Control mode.
2. Swipe up on the receiver's main interface in Control mode to select the channel.
3. Connect the receiver in Control mode to the Ronin app and select the channel within the app.
* When Broadcast mode is enabled on the transmitter, users cannot set the SDR channel to Auto; some channels may not be usable if Outdoor mode is selected after powering on; and DFS channels cannot be selected if not connected in Control mode.
Transmitter
How can I mute the transmitter's fan during recording?
Connect the transmitter to the camera with an HDMI cable or a shutter release cable, and set the fan mode to Rec Low in the transmitter's menu. Please note that the feature is only supported by some camera models. For details, please refer to the camera compatibility list. Additionally, if the operating temperature is high, the fan may still increase its speed despite the Rec Low setting, to ensure normal operation of the transmission system.
Can the transmitter's SDI and HDMI ports input simultaneously?
No, only one input is supported at a time. If both ports are connected to video signals, the first signal connected will take precedence.
Is there a required distance between multiple transmitters or receivers?
It is recommended that you keep a certain distance between video transmission devices (more than 1 meter between transmitters and more than 0.3 meters between receivers) to avoid potential wireless interference.
Do the SDI and HDMI ports support audio output?
Yes.
Why does the transmitter still display that there is no signal input even after connecting to an HDMI (or SDI) source?
You can try the following troubleshooting steps:
1. Unplug and replug the HDMI (or SDI) cable.
2. Check that the cable and port are clean and undamaged.
3. Check that the signal source is outputting at 1080p resolution or lower. If the issue remains unresolved, please contact the DJI technical support team.
1. Unplug and replug the HDMI (or SDI) cable.
2. Check that the cable and port are clean and undamaged.
3. Check that the signal source is outputting at 1080p resolution or lower. If the issue remains unresolved, please contact the DJI technical support team.
Receiver
Can the receiver output video from multiple ports simultaneously?
Yes, the receiver can concurrently output video streams through the SDI port, HDMI port, and USB-C port.
Can the receiver charge a smartphone or tablet when connected via cable?
It can charge smartphones. However, due to limited charging power, when connected to tablets or certain smartphones, it can only slow down the rate at which the device's battery drains rather than charging it effectively.
App
How do I enable Mirror Control mode for Sony cameras?
In the top-right corner of the app interface, open the settings menu and select Camera Control Button to enable Mirror Control mode. The feature is only supported by some camera models. For details, please refer to the camera compatibility list.
Is it possible to import LUTs?
Yes. The app comes with a selection of common LUTs pre-installed, and you also have the option to import custom LUTs. Please note that due to the limitations imposed by the video transmission bitrate, it is normal to experience slight differences between the LUT effect and that of the original camera.
Can I change the Wi-Fi name and password for video transmission?
Yes. In the top-right corner of the app interface, open the settings menu and select Wi-Fi Settings to make modifications.
Tips
What is the recommended connection scheme when using one transmitter with multiple receivers?
For scenarios with no more than two receivers, it is recommended to turn off Broadcast mode, link in Control mode, and set the SDR channel to Auto (two receivers in Control mode should maintain a distance of more than 0.3 meters from each other).
For scenarios with more than two receivers, it is recommended to turn on Broadcast mode and manually select a channel. You can start by connecting one receiver and, based on its channel quality indicator, prioritize channels with a lower number that offer superior quality.
For scenarios with more than two receivers, it is recommended to turn on Broadcast mode and manually select a channel. You can start by connecting one receiver and, based on its channel quality indicator, prioritize channels with a lower number that offer superior quality.
What is the recommended connection scheme when using multiple transmitters with multiple receivers?
When each transmitter is paired with no more than two receivers, it is recommended to turn off Broadcast mode, link in Control mode, and manually select a channel (receivers in Control mode should maintain a distance of more than 0.3 meters from each other).
When each transmitter is paired with more than two receivers, it is recommended to turn on Broadcast mode and manually select a channel. You can start by connecting one receiver and, based on its channel quality indicator, prioritize channels with a lower number that offer superior quality. Additionally, ensure the channels for different transmitters are staggered to avoid using the same or adjacent channels. For instance, if there are three transmitters, select channels 1, 3, and 5.
When each transmitter is paired with more than two receivers, it is recommended to turn on Broadcast mode and manually select a channel. You can start by connecting one receiver and, based on its channel quality indicator, prioritize channels with a lower number that offer superior quality. Additionally, ensure the channels for different transmitters are staggered to avoid using the same or adjacent channels. For instance, if there are three transmitters, select channels 1, 3, and 5.
How do I troubleshoot if the device cannot be powered on properly?
When the transmitter is connected to a stabilizer:
1. Check whether the connection is correct. You can refer to the diagrams in the quick start guide.
2. Check whether the connection cable is the multi-camera control cable provided with the stabilizer, as third-party USB-C cables may not support power supply.
When using NP-F batteries for power supply:
Check whether the battery voltage is sufficient, as low voltage may prevent the device from powering on properly.
When powered via USB-C port:
Check whether you are using a power adapter that supports the PD protocol. Non-PD power adapters might not supply power correctly. For details, please refer to the power adapter compatibility list.
1. Check whether the connection is correct. You can refer to the diagrams in the quick start guide.
2. Check whether the connection cable is the multi-camera control cable provided with the stabilizer, as third-party USB-C cables may not support power supply.
When using NP-F batteries for power supply:
Check whether the battery voltage is sufficient, as low voltage may prevent the device from powering on properly.
When powered via USB-C port:
Check whether you are using a power adapter that supports the PD protocol. Non-PD power adapters might not supply power correctly. For details, please refer to the power adapter compatibility list.
How do I troubleshoot if the monitoring screen is not displaying correctly?
1. Check whether the transmitter and receiver have successfully established a wireless connection. Successful connection information should be displayed on the main interface of the receiver.
2. On the receiver, check whether the video stream is being transmitted properly. If it is, video resolution, frame rate, and bitrate should be displayed. If these details are not showing properly, check the video status icon on the transmitter's main interface to ensure it is normal.
2. On the receiver, check whether the video stream is being transmitted properly. If it is, video resolution, frame rate, and bitrate should be displayed. If these details are not showing properly, check the video status icon on the transmitter's main interface to ensure it is normal.
I keep seeing grid-like patterns consistently appearing on the monitoring screen; how can I troubleshoot this?
Check whether there is wireless interference:
Try switching channels based on the channel quality detection of the receiver and avoid overlap with other wireless channels on site.
Check whether there are obstructions:
1. Elevate the receiver to a higher position or minimize obstructions as much as possible.
2. Turn off Broadcast mode on the transmitter and set the SDR channel to Auto to enhance the wireless transmission performance.
Check whether the transmitters or receivers are too close to each other:
1. Transmitters should maintain a distance of more than 1 meter from each other.
2. Receivers in Control mode should maintain a distance of more than 0.3 meters from each other.
Check for cable-related issues:
If the grid-like patterns still occur when the receiver is moved to about 1 meter from the transmitter and the bitrate on the receiver's main interface continues to fluctuate significantly, it could be a cable-related issue. Consider switching to a different cable.
Try switching channels based on the channel quality detection of the receiver and avoid overlap with other wireless channels on site.
Check whether there are obstructions:
1. Elevate the receiver to a higher position or minimize obstructions as much as possible.
2. Turn off Broadcast mode on the transmitter and set the SDR channel to Auto to enhance the wireless transmission performance.
Check whether the transmitters or receivers are too close to each other:
1. Transmitters should maintain a distance of more than 1 meter from each other.
2. Receivers in Control mode should maintain a distance of more than 0.3 meters from each other.
Check for cable-related issues:
If the grid-like patterns still occur when the receiver is moved to about 1 meter from the transmitter and the bitrate on the receiver's main interface continues to fluctuate significantly, it could be a cable-related issue. Consider switching to a different cable.