Nothing / CMF Buds

Bluetooth socket for Nothing / CMF Buds can be accessed by only one application at a time. Close other Nothing / CMF companion or monitoring apps, such as earctl or earweb, before using BudsLink.
Feature availability varies by model.

Most settings are self-explanatory and similar to those available on OEM app. Settings specific to BudsLink are explained below.

Icon selection

Device icons: Select from the available options for your headset type (single-battery or dual-battery devices).
Case icon: For models that report a case battery, an additional case icon can be selected.

Compatibility

Help update the compatibility list

If your device is missing from the list or you have additional compatibility information, please help improve the documentation by submitting a pull request to the Documentation branch to update this page, or opening an issue with your device model and details of features you tested.

New Device Configuration

If your device configuration is missing, you can request its addition by opening an issue with screenshots of the OEM app and the output of bluetoothctl info <device-MAC> Alternatively, submit a pull request to the main branch with the new device configuration after successful test.

Currently tested and confirmed working:

CMF Buds 2 Plus [B184] ✅ — Credits: ArcticDev78
Nothing Headphone (1) [B170] ✅ — Credits: Lascar_s@matrix
CMF Buds Pro 2 [B172] ✅ — Credits: khaledkhamis26
CMF Buds 2 [B179] ✅ — Credits: duckeydev
CMF Buds 2a [B179] ✅ — Credits: shakasan
Neckband Pro [B164] ✅ — Credits: iamxnfa
Nothing Headphone (a) [B198] ✅ — Credits: The-Nyla
Nothing Ear (3a) [B190] ✅ — Credits: rekordskratch

Compatibility List

Ear (2) (B155)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Personalized ANC	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

Ear (Stick) (B157)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

Nothing Ear (A) (B162)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

Buds Pro (B163)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

Neckband Pro (B164)

Feature	Supported	Tested
Battery Level	Single	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

CMF Buds (B168)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

Nothing Headphone (1) (B170)

Feature	Supported	Tested
Battery Level	Single	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
In Ear Detection	✅	❌
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

Nothing Ear (B171)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Personalized ANC	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

CMF Buds Pro 2 (B172)

Feature	Supported	Tested
Battery Level	Left+Right+Case	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
In Ear Detection	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

Nothing Ear (3) (B173)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Personalized ANC	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Spatial Audio	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

Nothing Ear (Open) (B174)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Low Latency Mode	✅	❌

CMF Headphone Pro (B175)

Feature	Supported	Tested
Battery Level	Single	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
Spatial Audio	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

CMF Buds 2 (B179)

Feature	Supported	Tested
Battery Level	Left+Right+Case	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

Nothing Ear (1) (B181)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, High	❌
Eq Preset	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

Nothing Ear (a) (B183)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Gesture	✅	❌

CMF Buds 2 Plus (B184)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
In Ear Detection	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	❌
Gesture	✅	✅

CMF Buds 2a (B185)

Feature	Supported	Tested
Battery Level	Left+Right+Case	✅
Noise Control	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

CMF Buds Pro 2 (B187)

Feature	Supported	Tested
Battery Level	Left+Right+Case	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
Spatial Audio	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

Nothing Headphone (a) (B186)

Feature	Supported	Tested
Battery Level	Single	❌
Noise Control	✅	❌
Noise Control Level	Low, Mid, High	❌
Noise Control Adaptive	✅	❌
Eq Preset	✅	❌
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	❌
Spatial Audio	✅	❌
In Ear Detection	✅	❌
Low Latency Mode	✅	❌
Find My Buds	✅	❌
Gesture	✅	❌

Nothing Headphone (a) (B198)

Feature	Supported	Tested
Battery Level	Single	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
In Ear Detection	✅	❌
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅

Nothing Earbuds (3a) (B190)

Feature	Supported	Tested
Battery Level	Left+Right+Case	✅
Noise Control	✅	✅
Noise Control Level	Low, Mid, High	✅
Noise Control Adaptive	✅	✅
Eq Preset	✅	✅
Eq Custom	Not Implemented	❌
Enhanced Bass	✅	✅
Spatial Audio	✅	✅
In Ear Detection	✅	✅
Low Latency Mode	✅	✅
Find My Buds	✅	✅
Gesture	✅	✅