Introduction
Thank you for purchasing the NUARL NT01A True Wireless Earbuds. This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your earbuds to ensure optimal performance and longevity. Please read this manual thoroughly before using the product.
Setup
1. Initial Charging
Before first use, fully charge both the earbuds and the charging case. Place the earbuds into the charging case. Connect the charging case to a USB power source using the provided USB cable. The indicator lights on the case will show the charging status.

Image: NUARL NT01A True Wireless Earbuds placed inside their open charging case, ready for charging. The case is black with a matte finish, and the earbuds are black-gold.
- A full charge for the earbuds takes approximately 1.5 hours.
- A 15-minute charge can provide up to 2 hours of playtime.
- The charging case can fully recharge the earbuds 2.5 times.
2. Pairing with a Device
- Ensure the earbuds are charged and placed in the charging case.
- Open the lid of the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings and turn Bluetooth on.
- Select "NUARL NT01A" from the list of available devices.
- Once connected, a voice prompt will confirm successful pairing.
For subsequent uses, the earbuds will automatically reconnect to the last paired device when removed from the case.
3. Fitting the Earbuds
Proper fit is crucial for sound quality and comfort. The NT01A comes with various sizes of earpieces (S/M/L) and ear loops (S/L). Experiment to find the best fit for your ears.
- Insert the earbud into your ear canal and gently twist until it feels secure and comfortable.
- Ensure the ear loop rests comfortably in your ear's concha.
- The asymmetric design helps distinguish the left and right earbuds.

Image: A person wearing a NUARL NT01A earbud in their right ear, demonstrating the proper fit. The earbud is black-gold and sits snugly within the ear.
Operating Instructions
Power On/Off
- Power On: Open the charging case lid, or press and hold the button on each earbud for 3 seconds.
- Power Off: Place the earbuds back into the charging case and close the lid, or press and hold the button on each earbud for 5 seconds.
Music Playback Controls
The buttons on the earbuds allow for easy control of your music.

Image: A pair of NUARL NT01A True Wireless Earbuds, black-gold in color, showcasing their design and the location of the control buttons on the top surface of each earbud.
- Play/Pause: Single press the button on either earbud.
- Next Track: Double press the button on the right earbud.
- Previous Track: Double press the button on the left earbud.
- Volume Up: Triple press the button on the right earbud.
- Volume Down: Triple press the button on the left earbud.
Call Management
- Answer/End Call: Single press the button on either earbud during an incoming call or active call.
- Reject Call: Press and hold the button on either earbud for 2 seconds during an incoming call.
Voice Assistant
- Activate Voice Assistant (Siri/Google Assistant): Press and hold the button on either earbud for 1 second.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your NUARL NT01A earbuds.
- Cleaning Earbuds: Use a soft, dry, lint-free cloth to wipe the earbuds. For ear tips, remove them and clean with a damp cloth and mild soap, then dry thoroughly before reattaching.
- Cleaning Charging Case: Wipe the charging case with a soft, dry cloth. Ensure charging contacts are free of dust and debris.
- Storage: When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To preserve battery life, avoid fully discharging the earbuds and charging case frequently. Charge them regularly, even if not used for extended periods.
- Water Resistance: The earbuds are IPX4 water-resistant, meaning they are protected against splashing water from any direction. Do not submerge them in water or expose them to heavy rain.
Troubleshooting
If you encounter issues with your NUARL NT01A earbuds, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Earbuds not pairing/connecting. |
|
| Only one earbud has sound. |
|
| Earbuds not charging. |
|
| Poor sound quality/intermittent connection. |
|
Specifications
| Feature | Detail |
|---|---|
| Model | NT01A |
| Connectivity Technology | Bluetooth |
| Bluetooth SoC | Qualcomm QCC3020 |
| Audio Codecs | Qualcomm aptX, AAC, SBC |
| Continuous Playback Time | Approx. 10 hours (earbuds), 35+ hours with charging case |
| Charging Time (Earbuds) | Approx. 1.5 hours |
| Quick Charge | 15 min charge for up to 2 hours playtime |
| Water Resistance | IPX4 |
| Microphone | Built-In |
| Control Method | Button (Physical) |
| Item Weight (each earbud) | Approx. 5 grams |
| Product Dimensions (charging case) | 2.6 x 2.52 x 2.82 cm |
| Included Components | Earbuds, Charging Case, USB Cable, Earpieces (S/M/L), Ear Loops (S/L), User Guide |
Warranty and Support
NUARL products are designed and manufactured to the highest quality standards. This product is covered by a limited warranty from the date of purchase. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, warranty claims, or further inquiries, please visit the official NUARL website or contact their customer service:
- Official Website: nuarl.com
- Contact Information: Refer to the contact section on the official website.
Please retain your proof of purchase for warranty purposes.





