OnePlus E510A
OnePlus Nord Buds 2r User Manual
Model: E510A | Brand: OnePlus
1. Introduction
Welcome to the user manual for your new OnePlus Nord Buds 2r True Wireless Earbuds. These earbuds are designed to provide a superior audio experience with powerful drivers, long battery life, and seamless connectivity. This manual will guide you through the setup, operation, maintenance, and troubleshooting of your device to ensure optimal performance.

The OnePlus Nord Buds 2r earbuds in their charging case, showcasing their compact and sleek design.
2. What's in the Box
Upon unboxing your OnePlus Nord Buds 2r, please ensure all the following components are present:
- 1 x Pair of OnePlus Nord Buds 2r Earbuds
- 1 x Charging Case
- 1 x USB Charging Cable
- 1 x Set of Extra Ear Tips (various sizes)
- 1 x User Manual (this document)
- 1 x Warranty Card

The open charging case with the left and right earbuds clearly visible, indicating proper placement for charging.
3. Product Overview & Key Features
The OnePlus Nord Buds 2r are engineered for an immersive audio experience and user convenience. Key features include:
- Enhanced Sound Experience: Equipped with 12.4mm dynamic drivers for crisp, clear audio and powerful bass.
- Sound Master Equalizers: Customize your audio with three unique profiles: Bold, Bass, and Balanced.
- Long Battery Life: Up to 38 hours of total playback with the charging case, and 8 hours on a single charge for the earbuds.
- IP55 Water & Sweat Resistance: Designed to withstand splashes and sweat, making them suitable for workouts and outdoor activities.
- Dual Mics with AI Clear Call Algorithm: Ensures clear calls by accurately blocking out background noise.
- Seamless Fast Pairing: Quick and easy connection with OnePlus Fast Pair for compatible devices.
- Lossless Gaming: Bluetooth 5.3 transmission with 94ms low latency for an uninterrupted gaming experience.

A visual summary highlighting the core features of the OnePlus Nord Buds 2r, including driver size, microphone technology, battery life, water resistance, and pairing capabilities.

An exploded view illustrating the components of the 12.4mm titanium-coated dynamic drivers, responsible for deep and dynamic sound.
4. Setup
4.1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. Place the earbuds into the charging case and close the lid. Connect the USB charging cable to the case's charging port and a power source. The indicator light on the case will show charging status.
4.2. Pairing with Your Device
- Ensure the earbuds are in the charging case and the lid is open.
- On your smartphone or device, enable Bluetooth.
- For OnePlus devices, the earbuds will automatically appear for Fast Pair. For other devices, search for "OnePlus Nord Buds 2r" in the Bluetooth settings and select it to pair.
- Once paired, the indicator light on the case will turn off, and you will hear a confirmation sound from the earbuds.

Demonstration of the seamless fast pairing feature, showing the earbuds case near a smartphone displaying the connection prompt.
5. Operating the Earbuds
5.1. Touch Controls
The OnePlus Nord Buds 2r feature intuitive touch controls on each earbud. The default controls are:
- Single Tap: Play/Pause music, Answer/End call.
- Double Tap: Next track, Decline call.
- Triple Tap: Previous track.
- Touch and Hold (1 second): Switch noise control mode (if applicable, check HeyMelody app for customization).
- Touch and Hold (3 seconds): Activate voice assistant.
You can customize these controls using the HeyMelody app (available for Android and iOS).
5.2. Sound Master Equalizers
Personalize your listening experience with the Sound Master Equalizers. Access these settings via your OnePlus phone's Bluetooth settings or the HeyMelody app. Choose from:
- Bold: Enhanced vocals and crisp highs.
- Bass: Deep and powerful bass.
- Balanced: A neutral and well-rounded sound profile.

Visual representation of customizing audio profiles using the Sound Master Equalizer feature on a smartphone.
5.3. Gaming Mode
For an optimized gaming experience on a OnePlus handset, the Gaming Mode reduces audio latency to 94ms. This feature can be accessed and toggled within the game settings on your OnePlus device, providing synchronized audio during gameplay.

Two individuals engaged in mobile gaming, illustrating the benefit of lossless audio and low latency provided by the earbuds.
6. Maintenance
6.1. Cleaning
To maintain optimal sound quality and hygiene, regularly clean your earbuds and charging case. Use a soft, dry, lint-free cloth to wipe the surfaces. For ear tips, remove them from the earbuds and clean with a mild soap solution, then rinse thoroughly and dry completely before reattaching. Do not use abrasive materials or harsh chemicals.
6.2. Water & Sweat Resistance (IP55)
The OnePlus Nord Buds 2r have an IP55 rating, meaning they are protected against limited dust ingress and low-pressure water jets from any direction. This makes them suitable for light rain and sweaty workouts. However, they are not designed for submersion in water or exposure to high-pressure water. Always ensure the earbuds and charging port are dry before charging.

An image depicting the earbuds' IP55 water and sweat resistance, showing a person wearing them while being splashed with water.
7. Troubleshooting
If you encounter issues with your OnePlus Nord Buds 2r, try the following solutions:
- Earbuds not pairing: Ensure the earbuds are charged. Place them back in the case, close the lid, wait a few seconds, then open the lid and try pairing again. Check if Bluetooth is enabled on your device.
- No sound from one earbud: Place both earbuds back in the case, close the lid, and then take them out again. Ensure they are properly connected to your device.
- Low volume or poor sound quality: Clean the ear tips and speaker mesh to remove any debris. Adjust the equalizer settings in the HeyMelody app.
- Charging issues: Ensure the charging cable is securely connected to both the case and the power source. Check for any debris in the charging port.
- Resetting the earbuds: If issues persist, you may need to reset the earbuds. Refer to the HeyMelody app or OnePlus support website for specific reset instructions.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | TWS Nord (E510A) |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Bluetooth Range | 10 Metres |
| Audio Driver Size | 12.4 Millimetres Dynamic Driver |
| Frequency Range | 20 Hz to 20000 Hz |
| Earbud Battery Life | Up to 8 Hours |
| Total Playback (with case) | Up to 38 Hours |
| Water Resistance | IP55 Water & Sweat Resistant |
| Control Type | Touch Control, Volume Control |
| Microphone | Dual mic AI noise cancellation call |
| Item Weight | 38 Grams |
| Product Dimensions | 2.9 x 2 x 2.3 cm |
| Compatible Devices | All Bluetooth Devices, Laptops, Mobile Phones, Tablets, PC, Smart TVs, iOS, Android |

A visual representation of the impressive 38-hour total battery life, combining the earbuds' charge with the charging case.
9. Warranty and Support
9.1. Warranty Information
The OnePlus Nord Buds 2r come with a 12-month warranty for product replacement, ensuring peace of mind. Please refer to the included Warranty Card for detailed terms and conditions.

An illustration highlighting the 12-month warranty for product replacement, offering stress-free listening.
9.2. Customer Support
For further assistance, technical support, or warranty claims, please visit the official OnePlus support website or contact their customer service. You can also find more information and accessories at the OnePlus Store on Amazon.
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