Unofficial GTK companion for Nothing / CMF earbuds on Linux
BlueZ · PulseAudio / PipeWire · RFCOMM control · CLI + GUI
Install · Live demo · Features · CLI · Lineup · Support · Contributing
Independent community project — not affiliated with Nothing Technology or CMF.
EarA brings battery, ANC, EQ, gestures, find-my, and Bluetooth audio routing to Linux desktops. Tested with Nothing Ear (a); other Nothing / CMF models use the same protocol family (LINEUP.md).
| Audio | Device | Extras |
|---|---|---|
| A2DP music & Discord | Battery L / R / case | Pinch remapping |
Optional HFP mic (eara audio hfp) |
ANC + transparency | Find my earbuds |
| Host codec list (LHDC if adapter supports) | EQ presets + 8-band UI | Ear-tip fit test |
| Bass / latency / in-ear |
sudo apt install python3 python3-gi python3-dbus gir1.2-gtk-4.0 gir1.2-adw-1 bluez
git clone https://github.com/oneydef/EarA-linux.git
cd EarA-linux
./scripts/install-user.sh
eara guiAdds ~/.local/bin/eara and a Nothing X; Nothing Ears entry in the app menu.
Download .deb, .rpm, or AppImage from GitHub Releases.
sudo dpkg -i eara_*_all.deb
eara guieara status
eara connect
eara anc transparency
eara eq more_bass
eara graphic-eq 0 0 0 0 0 0 0 0
eara audio mic # Discord — same A2DP as music
eara audio hfp # bud microphone (lower quality)
eara ring both
eara doctorIf Linux has no A2DP sink, disconnect Bluetooth on the phone so the PC can take audio.
EarA is free community software. If it saves you time on Linux:
RFCOMM ch. 15 · UUID aeac4a03-dff5-498f-843a-34487cf133eb · frames 55 60 01 | cmd | dir | len | seq | payload | CRC-16/ARC.
SPDX-License-Identifier: GPL-3.0-or-later · Copyright (C) 2026 oneydef
See LICENSE and NOTICE. Product names are trademarks of their owners — see TRADEMARKS.md.