[Story]The story of FiiO UTWS5--From @FiiO Willson
Dec 9, 2021 at 3:23 AM Thread Starter Post #1 of 37

FiiO

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Chapter 1 Why Can the UTWS5 become the Most Powerful Bluetooth Earhooks?

Products with innovation can better meet users' needs.

I once said at the launch event that the UTWS5 is qualified to be the most powerful Bluetooth earhooks in history. And it is proved by our users who have recently taken it home to experience its charm.

As we said before, it is incomparable among similar products.

1. Bluetooth earhooks with an independent DAC
Limited by the current Bluetooth high-definition audio transmission capacity of up to 96k/24bit, we have to figure out how to break the performance limit of an integrated DAC. Here was our solution- referring to the architecture of HiFi music players, we featured an independent audio DAC for the left and right earhooks each to convert audio signals and drive headphones.
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This was the industry's first. Meanwhile, it was FiiO's first time applying the AK4332 to Bluetooth earhooks.

2. Excellent maddening indicators
It is precisely because of the unique audio architecture of the UTWS5 that brings more HiFi audio effects. I saw many users highly praised the UTWS5 after experiencing it.

Thanks to its strong output audio indicators, it has powerful driven capacity.

Its output power has reached the level of many professional headphone amplifiers, and far exceeds some TWS earphones and mobile phones.
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The signal-to-noise ratio is better than many players.
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In addition, the noise floor (up to 2uV under A-weighted) makes it a HiFi top product basically.
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3. Numerous new technology blessings
The UTWS5 uses many top technologies in the current Bluetooth headphones, such as Qualcomm Snapdragon Sound technology and aptX Adaptive. Besides, LHDC, ambient sound mode and 10 EQ levels, etc. can also be supported through OTA upgrade in the future.
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If you are an audiophile not satisfied with the sound quality of TWS earphones, and have several excellent pairs of detachable-cable earphones, the UTWS5 will be your best choice.
 
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Dec 9, 2021 at 10:54 AM Post #2 of 37
Hello.

Is the UTWS5 now (on delivery) capable of having the EQ disabled?

The UTWS3 has an EQ on/off switch... but it does nothing.

From my last email from Fiio.
20211209_120435.jpg

Thanks
 
Last edited:
Dec 9, 2021 at 9:26 PM Post #3 of 37
Just ordered from Aliexpress. Comes in a month. Excited to hear these and try them with ier z1r.
 
Dec 10, 2021 at 2:04 AM Post #6 of 37
Hello.

Is the UTWS5 now (on delivery) capable of having the EQ disabled?

The UTWS3 has an EQ on/off switch... but it does nothing.

From my last email from Fiio.
20211209_120435.jpg

Thanks
The UTWS5 does not support EQ function currently. Sorry.

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Dec 10, 2021 at 2:05 AM Post #7 of 37
Does this one allow for larger IEMs to be attached and still close the case? My JH Lola are too big for the UTSW3 case so I have to remove them every time I charge. Amazing sound though!
Sorry the charging case's side of UTWS5 same as the UTWS3. You may try to adjust the direction of the unit in the charging case when charging to see whether it helps?

You could check this picture share by other user: https://www.head-fi.org/threads/fii...ndent-ak4332-dac.959856/page-25#post-16681333

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Dec 10, 2021 at 2:12 AM Post #8 of 37
Chapter 2 Is There a Chance for UTWS5 to Support LDAC, LHDC and aptX Lossless?

Regarding what you care about:

At present, it can be said that the UTWS5 is the most powerful Bluetooth earhook model in the HiFi industry. Many users asked whether it would support hi-res codecs, such as LDAC/LHDC and aptX lossless.

To let our users understand our plan more clearly, we would like to make an explanation here. Since the UTWS5 uses Qualcomm's flagship QCC5141 chip, which is currently Qualcomm's flagship programmable Bluetooth chip, quad-core processor system including dual 120MHz audio DSP and dual-core programmable SoC, and supports the latest ADK, it has many chances to upgrade. The actual situation of the 3 hi-res Bluetooth codecs is as follows.

LHDC:
As you all know, LHDC has been successfully applied to TWS headphones. But since it is our first time using the QCC5141, we had to be serious during the R&D process with many tests. We have initially confirmed that LHDC can be applied to the UTWS5, but we still need to further optimize the software.
1639120271174.png


LDAC:
Since LDAC is still under debugging in Qualcomm's TWS solution, we have not involved it into the UTWS5. If we can make breakthroughs, we will upgrade the UTWS5 with LDAC support.
1639120291171.png


aptX Lossless:
The UTWS5 supports Qualcomm Snapdragon sound suite of technologies. It is quite excellent at present. Since the aptX Lossless has just been released, and has not yet been widely applied, there is no chip support it. So the UTWS5 does not support it temporarily. If Qualcomm can support aptX Lossless on the QCC5141 platform stably in the future, we will also consider following up.

1639120309351.png
 
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Dec 10, 2021 at 7:00 AM Post #11 of 37
Just got an Airpods Pro and it just got me thinking how I’m looking forward for my pre order of the UTWS5. :wink:

Without the unit on hands, the only negative point for me is the missing of the recessed 2-pin connector, that leaves out a good chunk of the market.

PS: The shape of the UTWS5 would match perfectly with the JH 7pin size wise.
 
Dec 11, 2021 at 1:50 AM Post #12 of 37
Just got an Airpods Pro and it just got me thinking how I’m looking forward for my pre order of the UTWS5. :wink:

Without the unit on hands, the only negative point for me is the missing of the recessed 2-pin connector, that leaves out a good chunk of the market.

PS: The shape of the UTWS5 would match perfectly with the JH 7pin size wise.
We have also reported the recessed 2 pin headphone feedback to the product manager.
And you could also try a MMCX to 2pin connector for help.

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Dec 13, 2021 at 2:14 AM Post #14 of 37
Bonjour,
seraient-ils compatibles avec JH Layla Aion ?
Les salutations
Do you mean this headphone? The connector doesn't like to be a MMCX or 2pin. So it may not be compatible.
1639379566066.png


Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Dec 13, 2021 at 6:50 AM Post #15 of 37
Hello and thank you for your answer.
I am undecided between the EMPs:
Layla Aion you just answered.
The 64 Audio Forté or 18s.
The Final x Dita.
Can you tell me if one or two are compatible with?
I am using an Astell & Kern Sp 2000 and an iPhone 12
Thank you for your reply
 

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