Android Phone as Microphone on Linux Using Local Network

TLDR

Using Mumble for simple chat server and change output as input, and bash script from github.com/siddhpant/broo for automation setup.

Tested on Arch Linux using PipeWire, Firefox, Chromium, and Audacity.

Why ?

Android phone nowaday has good microphone built-in.

Requirements

Android

• gitlab.com/quite/mumla (F-Droid) - GUI client.

Linux

• mumble - GUI client.
• mumble-server - CLI server.
• avahi - avahi-daemon.
• iproute2

Arch Linux command:

sudo pacman -S mumble mumble-server avahi iproute2

Installation

Copied from github.com/siddhpant/broo#installation

git clone https://github.com/siddhpant/broo.git
cd broo
chmod +x broo setup_broo
./setup_broo

Then follow the on-screen instructions.

Run

Linux

Copied from github.com/siddhpant/broo#run

broo
# Do you want to start Broo, or close it? (s/c):

• Press s to start Broo, or c to stop it.
• Use the mic by choosing Monitor of Broo as your input source / mic in applications.
• The script will reside in ~/.local/bin, so you can run Broo from anywhere.
• You can use -h or --help for help.

Android

• Open Mumla
• Connect to local IP