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DJI Mic 2 Frequency Response Improvement
1852 10 2-2 22:41
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joentell
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Flight distance : 2674 ft
United States
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I think the features on this mic are great, but the frequency response leaves something to be desired. For credibility, I review speakers and do system calibrations professionally.

I've compared the DJI Mic 2's response to a calibrated mic using pink noise on a point source speaker.

Initial Difference

Initial Difference


This graph shows the difference between the two which disregards the actual response of the speaker itself, we're only looking at the delta. As you can see, there is a shallow bass roll-off below 100Hz which is ok for capturing the human voice, but I would argue that it would be better if it were allowed to capture down to 60hz with a steeper roll-off. More noticeable is the high-frequency treble roll-off that begins as low as 7.5kHz. Comparing the sound of the Mic 2 to the Rode mics, it's obvious that the Mic 2 lacks a bit of "air" and brilliance.

The After EQ image shows the difference between the calibrated mic and the frequency range and flatness that is reasonable to expect from the Mic 2 after EQ. I've tested the response with EQ and it sounds better. It does require +6dB of headroom since the EQ reduces the overall volume by -6dB on average.

Difference After EQ

Difference After EQ


I've created an EQ that can restore some of those frequencies with EQ. These are the Parametric EQ settings required to achieve the response. Ignore the graph in the back, that's the measurement of the speaker itself. Do notice, that the predicted response in blue closely matches the response of the calibrated mic in pink. The purple-colored graph above shows the original DJI Mic 2 measurement. It still rolls off around 11kHz, but that's better than the original 7.5kHz. I wish you would allow this mic to go up to 20kHz if possible. We can always apply low-pass or high-pass filters in post.

Parametric EQ Settings

Parametric EQ Settings


I think that customers would like the sound better if this EQ was available via a firmware update.



2-2 22:41
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DJI Wanda
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Hi there, thank you so much for taking the time to share feedback about your experience with us. DJI is continuously seeking customer feedback to drive improvements to our products and customer experiences. I have documented all the information you provided and will send them to the relevant departments. We will strive to provide better service as we continue to move forward.
2-3 00:37
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joentell
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DJI Wanda Posted at 2-3 00:37
Hi there, thank you so much for taking the time to share feedback about your experience with us. DJI is continuously seeking customer feedback to drive improvements to our products and customer experiences. I have documented all the information you provided and will send them to the relevant departments. We will strive to provide better service as we continue to move forward.

It's been a couple of months now. Any word on whether they plan on implementing this to provide a better response?
4-22 00:01
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DJI Wanda
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joentell Posted at 4-22 00:01
It's been a couple of months now. Any word on whether they plan on implementing this to provide a better response?

Thank you for your interest. We will confirm with our teams and reply to you soon.
4-22 01:30
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japullman
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Slovakia
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Can you show us the whole EQ settings? Looks like the settings are cut off. And DJI still hasn't updated the firmware.
7-7 01:51
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ZIYAN MGR
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Nepal
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Please make some changes to the audio on the latest DJI Mic 2. It can't even compete with the Rode Wireless Go 2, which has a fuller, bassier sound and is cheaper in price. This is very disappointing.
7-9 23:17
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DJI Susan
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ZIYAN MGR Posted at 7-9 23:17
Please make some changes to the audio on the latest DJI Mic 2. It can't even compete with the Rode Wireless Go 2, which has a fuller, bassier sound and is cheaper in price. This is very disappointing.

Hello. Are you having audio issues with your DJI Mic 2? Could you provide more information so we can better troubleshoot the issue?
7-9 23:25
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ZIYAN MGR
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DJI Susan Posted at 7-9 23:25
Hello. Are you having audio issues with your DJI Mic 2? Could you provide more information so we can better troubleshoot the issue?

Despite turning off the low cut filter, the bass and treble are not as punchy as the Rode Wireless Go 2. The DJI Mic 2 is a premium mic and should sound better than the cheaper Wireless Go 2. Please roll out an update to make the sound more vibrant and clear. Otherwise, I will assume that DJI itself has put a cheaper quality mic in the device, which cannot record good audio no matter how many updates we roll out, because the limitation is hardware, not software.
7-10 04:29
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DJI Susan
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ZIYAN MGR Posted at 7-10 04:29
Despite turning off the low cut filter, the bass and treble are not as punchy as the Rode Wireless Go 2. The DJI Mic 2 is a premium mic and should sound better than the cheaper Wireless Go 2. Please roll out an update to make the sound more vibrant and clear. Otherwise, I will assume that DJI itself has put a cheaper quality mic in the device, which cannot record good audio no matter how many updates we roll out, because the limitation is hardware, not software.

Hello.Thank you for your feedback on the DJI Mic 2. We will forward this to our engineering team. We appreciate your patience and support.  If you have any further questions or concerns, don't hesitate to get in touch with our customer service team.
7-10 18:50
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djiuser_1UCcQS6zcCyw
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United States
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ZIYAN MGR Posted at 7-10 04:29
Despite turning off the low cut filter, the bass and treble are not as punchy as the Rode Wireless Go 2. The DJI Mic 2 is a premium mic and should sound better than the cheaper Wireless Go 2. Please roll out an update to make the sound more vibrant and clear. Otherwise, I will assume that DJI itself has put a cheaper quality mic in the device, which cannot record good audio no matter how many updates we roll out, because the limitation is hardware, not software.

Hello, DJI released a new firmware on August 9th. Youtubers claim it sounds better. It does sound more full to me in most of the videos.
8-15 22:40
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djiuser_1UCcQS6zcCyw
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joentell Posted at 4-22 00:01
It's been a couple of months now. Any word on whether they plan on implementing this to provide a better response?

Hi, as a sound novice, I enjoyed your post. DJI did have a new firmware they released recently on Aug 9th and I would love to hear your thoughts!
8-16 07:14
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