Nothing B172 Version True Wireless Bluetooth Earbuds User Guide

Table of Contents

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Specifications

Charging Case
Make sure to use the provided charging cable and connect it to the charging port on the case. The indicator light will show the charging status.
Replacing Ear Tips
Select ear tips that fit comfortably and provide good sound quality. Different sizes are included in the accessories. The buds come with medium tips attached initially.
Pairing and Connecting
Double-tap the earbud for music playback or to answer a call. Triple-tap to skip tracks or reject/hang up a call. Press and hold the touch area to switch between Active Noise Cancellation and Transparency Mode.
Wearing Detection
When you put in the earbuds, music will play automatically. Removing them pauses the music. If you re-insert them within 3 minutes, music resumes automatically; after 3 minutes, you need to manually play music on your device.
Charging
To charge the earbuds, place them in the charging case. Ensure the case is charged via the provided cable before placing the earbuds inside for charging.

FAQ

How do I pair the earbuds with my device?
To pair, ensure Bluetooth is enabled on your device, then follow the instructions in the user manual for pairing with Nothing X Bluetooth.
How do I know when the earbuds are fully charged?
The indicator light on the charging case will show a solid light when the earbuds are fully charged.
Can I use the earbuds with an Android device?
Yes, the earbuds are compatible with Android devices. Make sure to follow the pairing instructions specific to Android devices in the user manual.

USER GUIDE
MODEL : B172

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Bluetooth :
Please make sure Bluetooth is turned on.
App :
Get the most out of your products with the Nothing X app. Customise Equaliser settings, assign gesture controls, update firmware, and more.
Buds Pro 2 powered by Dirac Opteo
Dirac Opteo digitally enhances the sound in your earbuds. Unlocking full sound potential and providing an optimised listening experience based on patented correction technology.
Leveraging years of insight from Dirac Live’s unique mixed-phase impulse response correction, Opteo uses advanced measurement-based correction technology to remove any unintended resonances or sound colorations, maximising the acoustic performance of the headphones.

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Choose ear tips in appropriate size for optimal comfort and sound quality.
Check the accessories for ear tips in different sizes.
Buds arrive with medium size tips attached.
PAIRING AND CONNECTING
Use with your Android devices (Google Fast Pair)
First time use
While the buds are inside the charging case, open the charging case and place it near the Android device for on-screen setup.
Connect to other devices
With the buds in the case with the lid open, press the setup button for 2 seconds until the light blinks white. You can then select the buds in your device’s Bluetooth settings.
Factory reset
To restore factory settings, place the buds into the charging case with the case lid open. Press and hold the setup button of the charging case for 10 seconds until the light blinks red.

Ear bud
Double-tap
Music/standby: Skip forward
Call: answer a call
Triple-tap
Music/standby: Skip back
Call: Reject or hang up a call.
Tap and hold the touch area: Switch between Active Noise Cancellation and Transparency Mode.
More options in the Nothing X app.
Optional functions: play/pause, skip back, skip forward, switch noise cancellation mode, volume up, volume down and wake up voice assistant.
Charging case (Smart Dial)
No function by default.
Please set up the functionality in the Nothing X app for the Smart Dial to work.
Smart Dial supports features triggered by rotating, single-click, double-click, triple-click, and long-press. The customisable functions include: volume control, switching noise cancellation mode, play/pause, skip back, skip forward, Voice Assistant, answer incoming calls, hang up/reject incoming calls, mute/unmute the microphone, turn on/off Low Lag Mode.

Put in the earbuds. Take them out during music playback to pause music automatically. If you put the earbuds back in within 3 minutes, music will resume automatically. If 3 minutes pass, you’ll need to play the music manually from your device.

Earbuds
Put the earbuds in the charging case and close the case lid to charge.
Charging case
To charge, close the case and connect the case to a power supply through a power cable.
If the indicator light of the case is solid red, the case is charging. If it is solid white, the case is fully charged. Power level indication
White: The battery level is higher than 30%.
Red: The battery level is lower than 30%.
If the earbuds are in the case, the indicator light will flash the colour relating to the battery level of the buds, not the case.
By taking the left and right earbuds out, the indicator light will flash the colour relating to the battery level of the case.
For Nothing phone users, you can set the widget on the lock screen or check the power status of the device in Quick Settings on the drop-down notification bar.