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Use Seperate Bluetooth device for audio
Posted: Tue Jun 16, 2026 12:35 am
by predsfan2
I have set up Hudiy in my Skoolie with a Raspi 4. I plan on using it wirelessly. (For some reason wired AA wasn't working on my Z-Fold7)
I would like to figure out how to get any audio (spotify, map guidance, ect) to run through my headphones connected to my phone's bluetooth. I don't have any sort of audio sytem connected to my raspi. I couldn't seem to find a solution to this at the moment. Maybe I'm missing a setting in the Hudiy config? Any help, guidance, or pointers would be great.
Re: Use Seperate Bluetooth device for audio
Posted: Tue Jun 16, 2026 6:34 am
by hudiy
You can disable speechAudio and mediaAudio in androidAuto section of $HOME/.hudiy/share/config/main_configuration.json
Disabling them will let the phone decide how to route the audio (e.g., via A2DP, Jack).
https://github.com/wiboma/hudiy/blob/ma ... ndroidauto
Please note that the .hudiy folder has a dot in its name, which means it's hidden. You can enable showing hidden files in the file manager using CTRL + H, or you can edit the files from the terminal using a tool like nano, for example: nano $HOME/.hudiy/share/config/main_configuration.json
Re: Use Seperate Bluetooth device for audio
Posted: Sun Aug 23, 2026 12:03 am
by MisterGuy
I hope it's ok if I piggyback a related question...
I have disabled speechAudio and mediaAudio, and after enabling registerDummyHfpProfile and registerDummyA2DPProfile my phone now plays audio over my bluetooth headphones as desired. I can still pause/play and otherwise manage the audio app (Qobuz) with Android Auto on Hudiy, which is great.
However I still want to control the volume with Hudiy, as this will be installed on a motorcycle and it's easier to use volume controls on the Hudiy unit instead of fumbling with the controls on the headphones. Is this even possible?
If it matters I'm using a RPi 4 and Raspbian Trixie.
Re: Use Seperate Bluetooth device for audio
Posted: Tue Sep 08, 2026 10:13 am
by Kaiis
Hello MisterGuy,
I ran into the same issue with my own setup (Raspberry Pi 5 running Raspbian).
After quite a bit of trial and error, I found a solution that works relatively well for me. Here is what I implemented:
I installed
pavucontrol on the Raspberry Pi and created a script that links Hudiy's volume keys (if you have a rotary encoder or physical buttons) to an
amixer command. For example, in my case:
bash
Code: Select all
# Increase volume
amixer set Master 5%+
# Decrease volume
amixer set Master 5%-
Then, I mapped these commands to Hudiy's custom actions via the input device settings. It involves a bit more tinkering, but it allows for much finer control without any loss of audio quality.
I hope these suggestions help.
Best regards.