FiiO BTR3-The World' First Bluetooth Headphone Amplifier, SBC/AAC/aptX/aptX LL/aptX HD/LDAC/HWA (LHDC)
Nov 15, 2018 at 5:30 PM Post #691 of 1,870
I did some searching online and found that the DAC used in the BTR3, AK4376A actually supports multi sample rates up to 384kHz, so I'm confused why it's stuck to one sample rate.

Anyone from @FiiO or @JamesFiiO can shed some light? I'm planning to use it extensively as a USB DAC
When i plug my BTR3 into a USB port on my PC i only get the options listed here - cannot select higher - they're just not there - might be an issue with their embedded driver not advertising capabilities to the OS properly

0M6yfuA.png
 
Nov 15, 2018 at 5:38 PM Post #692 of 1,870
I think that is because BTR3 only support USB Audio Class 1, which is limited to 16bit/44.1khz. The same limitation was also in ES100 and Bluewave Get.
 
Nov 15, 2018 at 5:44 PM Post #693 of 1,870
I think that is because BTR3 only support USB Audio Class 1, which is limited to 16bit/44.1khz. The same limitation was also in ES100 and Bluewave Get.

Always thought USB class 1 had a limitation of 24/96 PCM.

Definitely fiio could make a Windows driver, not sure about Android though
 
Nov 15, 2018 at 6:21 PM Post #694 of 1,870
@FiiO Does the new BT chip in BTR1K offer superior connectivity to the BTR3 ?

Edit.

I just realised I have an even more important question to ask.
As I plan to use the FIIO BT device with iPhone XS, will I be able to take advantage of LDAC using the FIIO Audio player as output or am I still limited to Apple’s AAC ?

In which case there is no sonic advantage for me to look at either or the BT3/BTR1K. uBTR with AAC might be the best for me.
 
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Nov 15, 2018 at 8:54 PM Post #695 of 1,870
Just bought these and have got to say, they're not bad. Listening to them with the Focal Elegia and the iPhone (so AAC only atm). I went with the BTR3 over the ES100, since I heard they were more energetic sounding. I have to agree so far. They give the Elegia more upper vocal presence and such. Really like it.

Can't wait to upgrade my DX200 to Oreo OS and try LDAC.
 
Nov 15, 2018 at 9:57 PM Post #696 of 1,870
The right side of the clip housing just broke on me. I wasn't aware when it happened but it was clipped to the inner breast pocket of a blazer when I unclipped it and noticed it felt a little off.

It's pretty much spent the past 3 weeks clipped to the headband of my V-Moda XS headphones, so I wasn't constantly clipping and unclipping it. I took it off the XS today to use with a pair of VE Monks with my blazer when I noticed the break.
Dear friend,

We have reported to the engineer about that. Will try to improve the clip in later batch.
Sorry if bringing inconvenience to you.

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
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Nov 15, 2018 at 10:04 PM Post #697 of 1,870
@FiiO Does the new BT chip in BTR1K offer superior connectivity to the BTR3 ?

Edit.

I just realised I have an even more important question to ask.
As I plan to use the FIIO BT device with iPhone XS, will I be able to take advantage of LDAC using the FIIO Audio player as output or am I still limited to Apple’s AAC ?

In which case there is no sonic advantage for me to look at either or the BT3/BTR1K. uBTR with AAC might be the best for me.
Dear friend,

The price, the Bluetooth chip, the out looking, the function are all different between BTR3 and BTR1K.
The μBTR doesn't have independent DAC chip so the decoding performance may not be so good comparing to BTR3 or BTR1K.
For some mobile phones(like iPhone), the supported Bluetooth codecs are limited which could not support APTX or LDAC. To those users, BTR1K is not the best but the most suitable.


Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com
Nov 15, 2018 at 10:12 PM Post #698 of 1,870
I did some searching online and found that the DAC used in the BTR3, AK4376A actually supports multi sample rates up to 384kHz, so I'm confused why it's stuck to one sample rate.

Anyone from @FiiO or @JamesFiiO can shed some light? I'm planning to use it extensively as a USB DAC
Dear friend,

Because of the hardware limitation, the USB DAC function of the BTR3 supports up to 48KHz/16bit.

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com
Nov 15, 2018 at 10:48 PM Post #700 of 1,870
@FiiO Any chance there will be firmware updates to improve this to at least support up to 96kHz sample rate and 24 bits?
Dear friend,

No, because it is not a software problem but the hardware limitation. :joy:

Best regards
 
FiiO Stay updated on FiiO at their sponsor profile on Head-Fi.
 
https://www.facebook.com/FiiOAUDIO https://twitter.com/FiiO_official https://www.instagram.com/fiioofficial/ https://www.fiio.com support@fiio.com
Nov 17, 2018 at 6:36 AM Post #701 of 1,870
Just trying the BTR3 in USB DAC mode with Roon. Does it only support a max of 16/48 as a USB DAC?

Wondered if it would sound better than the supposedly good built-in audio on my MSI motherboard which supports 24/192

…..

Guess so :frowning2:

Just enable Fiio WASAPI Exclusive Mode and with a Tidal Master it shows Bit Depth Conversion 24bit to 16bit. PC motherboard sounds cleaner.

If I enable the onboard Realtek WASAPI and Exclusive mode I get a full lossless signal path.
 
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Nov 18, 2018 at 5:23 AM Post #702 of 1,870
@FiiO Is there a way to fix the inaccurate battery indicator? Just got them and it goes from 90%-70-50-30. It skips 20%. Sometimes it goes 30 to 50 back to back and i kept hearing the low battery notification sound. Maybe future firmware update? Or did I get a faulty btr3? I just got them nov 16
 
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Nov 18, 2018 at 1:49 PM Post #703 of 1,870
Not really sure if I'll be phrasing my question correctly... But I'll give it a shot.

I am currently using a HA-2SE... Love it... But I'd like to make it more portable. I was considering the BTR3 for it's AptX and LDAC receiver capabilities.

Now for the question(s)

Is it possible to use the BTR3 just as a stand alone receiver... bypassing it's internal DAC? If so, how?

I've installed the Fiio app to give it a test drive... I see the BTR3 has the option for usb out... What are the three options, (DoP, D2P, and native) for. Can I use this USB option to export digital audio to my HA-2SE via an OTG cable?

Screenshot_20181118-133611_FiiO Music.jpg

Thanks for your help.
John
 
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Nov 20, 2018 at 10:07 PM Post #705 of 1,870
I just upgraded my BTR1(aac) to BTR3 because of the USB DAC feature. The sound is improved in this version. Soundstage seems a bit wider.

But I missed my BTR1 for these little thing
1. A big play/pause button (Handy when running and you need to pause a song)
2. The volume is sync with my iPhone
3. If you watching videos or listening to music, If you remove the headphone from BTR! the video/music will PAUSE
4. When you're watching/listening a video through your phone's speaker (While the BTR1 connected to your phone)...
clicking the play/pause button will automatically route the sound to the BTR1. (No need to go to your phone and choose output)

For me this seems a new product.
 

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