1. Nhanganyaya
This manual provides detailed instructions for the safe and effective use of your OnePlus Buds 4 TWS Earbuds. Please read this manual thoroughly before using the product and retain it for future reference.

Image: OnePlus Buds 4 TWS Earbuds in Storm Gray charging case, open with earbuds inside.
2. Chii chiri muBhokisi
Tarisa uone kuti zvinhu zvese zviripo mupasuru yako yechigadzirwa:
- OnePlus Buds 4 Earbuds (Left and Right)
- Kuchaja Case
- USB Kuchaja Cable
- Eartips (masaizi akasiyana)
- User Manual
3. Chigadzirwa Pamusoroview
The OnePlus Buds 4 feature an in-ear design with a stem, housed in a compact charging case. The earbuds are equipped with dual drivers and dual DACs for enhanced audio performance.

Mufananidzo: Pedyo-up view of the OnePlus Buds 4 earbuds, highlighting the in-ear design.

Image: Diagram illustrating the internal components of the OnePlus Buds 4, including dual drivers and DACs.
4. Setup
4.1 Kuchaja maEarbuds uye Case
Before first use, fully charge the earbuds and charging case. Connect the provided USB cable to the charging port on the case and a power source. The indicator light on the case will show charging status.
- Kuchaja kwakazara kunotora anenge 1.5 maawa.
- A 10-minute charge can provide up to 11 maawa of music playback.
- Total battery life with the charging case is up to 45 maawa (ANC off).

Image: Battery life and fast charging information for OnePlus Buds 4.
4.2 Kubatanidza neChishandiso
- Ita shuwa kuti maearbuds ari mucheji yekuchaja uye chivharo chekesi chakavhurika.
- Dzvanya wobata bhatani rebasa riri pabhokisi rekuchaja kusvika rambi rechiratidzo rapenya chena, zvichiratidza kuti pane nzira yekuwiriranisa.
- On your device (smartphone, tablet, or computer), enable Bluetooth and search for "OnePlus Buds 4" in the list of available devices.
- Select "OnePlus Buds 4" to complete the pairing process.
Google Fast Pair: For Android devices, simply open the charging case near your phone, and a pop-up will appear for quick pairing.
Dual-Device Connection: The earbuds support simultaneous connection to two devices (e.g., phone and laptop) for seamless switching.

Mufananidzo: Pamusoroview of key features including connectivity, latency, and durability.
5. Operating Instructions
5.1 Kubata Kudzora
The OnePlus Buds 4 feature customizable touch controls for various functions:
- Svetera kumusoro/pasi: Wedzera kana kuderedza inzwi.
- Long touch/hold: Switch between Active Noise Cancellation (ANC), Adaptive, and Transparency modes.
- Single tap: Ridza kana kumbomira mimhanzi.
- Top kaviri: Enda kuimba inotevera.
- Katatu pombi: Go to the previous song.
These settings can be customized further via the HeyMelody app (for non-OnePlus users) or phone settings (for OnePlus users).

Image: Customizable touch controls for the OnePlus Buds 4.
5.2 Active Noise Cancellation (ANC) & Adaptive Mode
The earbuds offer up to 55 dB of real-time adaptive noise cancellation, adjusting up to 800 times per second based on ambient noise. The Adaptive Mode dynamically switches between ANC and Transparency modes for optimal listening in various environments.

Image: Real-time dynamic Active Noise Cancellation capabilities.

Image: All-New Adaptive Mode for dynamic noise control.
5.3 Zvinonzwika Zvinonzwika
Experience high-fidelity audio with dual DACs, an 11mm woofer, and a 6mm tweeter. The earbuds support LHDC 5.0 for studio-grade Hi-Res audio up to 1 Mbps 24-bit 192kHz.
- EQ yeMudzidzi weRuzha: Choose from pre-tuned EQ presets (Balanced, Serenade, Bass Mode) or customize your sound.
- Golden Sound: A personalized ear scan and listening test create a bespoke audio profile.
- OnePlus 3D Audio: Tailor your stereo soundscape for enhanced realism.

Image: Near Lossless sound quality with LHDC 5.0.

Image: Sound Master EQ and Golden Sound features for personalized listening.
5.4 Kufona Hunhu
The 3-mic system, powered by AI Clear Call algorithm, filters out ambient noise and wind for clear calls. It offers a 200% boost in voice cancellation compared to previous models.

Image: Illustration of the 3-mic system for clear calls.
5.5 Low Latency
With a 47ms yakaderera latency in game mode, audio syncs perfectly with your actions, providing a smoother gaming experience.
5.6 AI Translation & Voice Assistant
Three earbud taps can activate AI Translation on compatible OnePlus phones for real-time conversation in multiple languages. You can also use voice assistant shortcuts (Google Gemini, Google Assistant, or Apple Siri) for various tasks.

Image: AI Translation and AI Assistance features.
6. Kuchengeta
6.1 Kuchenesa
Regularly clean your earbuds and charging case to maintain optimal performance and hygiene. Use a soft, dry, lint-free cloth. Do not use abrasive materials or harsh chemicals.
- Gently wipe the earbuds, especially the eartips and mesh areas, to remove earwax or debris.
- Chenesa macontacts ekuchaja pamaearbuds uye mukati mekesi.
- Wipe the exterior of the charging case.
6.2 Mvura uye Dust Resistance
The OnePlus Buds 4 earbuds have an IP55 chiyero for dust and water resistance, protecting them from sweat and light rain. The charging case is not water-resistant. Avoid submerging the earbuds in water. Water and dust resistance may diminish with device aging and are not covered under warranty if damage occurs.
7. Kugadzirisa matambudziko
If you encounter issues with your OnePlus Buds 4, refer to the following common solutions:
- Maearbuds haana kubatanidza: Ensure earbuds are charged, in the case with the lid open, and in pairing mode. Turn off and on your device's Bluetooth. Try resetting the earbuds (refer to the full user guide for specific reset instructions).
- Hapana ruzha kana kusanaka kweruzha: Check volume levels on both earbuds and your connected device. Ensure earbuds are clean and properly seated in your ears. Try re-pairing the earbuds.
- Kuchaja nyaya: Verify the charging cable and power adapter are working. Ensure charging contacts on earbuds and case are clean and free of debris.
- ANC haisi kushanda zvakanaka: Ensure earbuds are properly fitted in your ears. Try switching between ANC, Adaptive, and Transparency modes.
For more detailed troubleshooting, visit the official OnePlus support website.
8. Zvinotsanangurwa
| Feature | Tsanangudzo |
|---|---|
| Model Name | OnePlus Buds 4 |
| Model Number | E513A |
| Noise Control | Adaptive Noise Cancellation (up to 55 dB) |
| Kubatana Technology | Wireless (Bluetooth 5.4) |
| Bluetooth Range | 10 Metres (up to 250m with Steady Connect on select OnePlus phones) |
| Audio Driver Type | Dynamic Driver (11mm woofer, 6mm tweeter) |
| Sravana Sameeralu Serial XNUMXth Audio Latency | 47 Milliseconds (Game Mode) |
| Hupenyu hwebhatiri (Earbuds) | Up to 11 hours (ANC off, AAC) |
| Hupenyu hweBhatiri (Huwandu neCase) | Up to 45 hours (ANC off, AAC) |
| Kuchaja Nguva | 1.5 Maawa |
| Mvura Resistance Level | IP55 (Earbuds chete) |
| Item Weight | 49 magiramu (zvese) |
| Material | Plastiki |
| Inowirirana Devices | Cellphones, Desktops, Laptops, Smart Watch, Tablets |
9. Warranty uye Tsigiro
Your OnePlus Buds 4 are covered by a limited warranty. Please refer to the warranty card included in your package or visit the official OnePlus websaiti kune yakadzama waranti mazwi uye mamiriro.
For further assistance, product registration, or to access the latest software updates, please visit the OnePlus Official Store or the OnePlus support website.