- International stock, 1-2 days fast dispatch.
- Estimated Delivery Time Frame: 5-7 Business days
- One Year Australian Seller Warranty.
- Due to health and hygiene reasons, headphones and some wearables can only be returned for a full refund if they are unopened within 30 days of purchase and are completely sealed or faulty. For this reason, if you change your mind about your purchase of headphones or wearable product they must be completely unopened.
The OnePlus Buds 4 (E513A) push the limits of premium sound and intelligent connectivity, designed for listeners who demand immersive audio and reliable performance. Equipped with a dual-driver setup a powerful 11 mm woofer paired with a refined 6 mm tweeter these earbuds deliver a wide, detailed soundstage from deep lows to crystal-clear highs, covering frequencies from 15 Hz to 40 kHz. Real-time adaptive active noise cancellation intelligently adjusts to your surroundings, blocking up to 55 dB of ambient noise while maintaining natural-sounding transparency when needed. Whether you’re enjoying Hi-Res tracks with the LHDC 5.0 codec or attending a call in a busy cafe three high-sensitivity microphones per side and an AI noise suppression system ensure your voice sounds crisp and confident in every conversation.
Engineered for nonstop performance, the Buds 4 last up to 45 hours with the compact charging case, while Warp Fast Charging delivers 3.5 hours of playback in just 10 minutes. The ergonomic design lightweight at only 4.73 g per earbud combines comfort with IP55-rated dust and water resistance. Supported by Bluetooth 5.4 with Steady Connect, Google Fast Pair, HeyMelody app controls, and dual-device pairing, the experience is seamless across devices. Plus, OnePlus’s exclusive 3D Audio, Sound Master EQ, and Golden Sound personalization bring studio-grade immersion to every beat. Smart, durable, and brilliantly tuned—OnePlus Buds 4 redefine what wireless sound can do.
| Model | OnePlus Buds 4 (E513A) |
| Design | In-Ear, True Wireless Earbuds |
| Dimensions | Earphone: 31 × 20.6 × 24.2 mm | Charging Case: 65.4 × 52.4 × 25.3 mm |
| Weight | Earphone: 4.73 ± 0.2 g | Case: 39.57 ± 1 g | Total: 49.02 ± 1 g |
| Driver | 11 mm Woofer + 6 mm Tweeter (Dual Driver Setup) |
| Frequency Response | 15 Hz – 40 kHz |
| Driver Sensitivity | 118 ± 1.3 dB @ 1 mW |
| Microphone Sensitivity | –38 ± 1 dB |
| Microphones | 3 per earbud (6 total) |
| Impedance | 18 O ± 15% / 10 O ± 15% |
| Sound Pressure | 96.5 dB |
| Rated Power | 10 mW |
| Noise Cancelling | Real-time Adaptive ANC (up to 55 dB) | Modes: ANC On / Adaptive / Transparent / Off |
| Call Noise Reduction | 3-Microphone AI Call Noise Cancellation |
| Bluetooth Version | Bluetooth 5.4 with Steady Connect |
| Bluetooth Codec | LHDC 5.0 / AAC / SBC |
| Transmission Protocols | HFP / A2DP / AVRCP |
| Effective Distance | 10 m |
| Connectivity Features | Google Fast Pair | Dual Device Connection |
| Battery Capacity | Earphone: 62 mAh | Case: 530 mAh |
| Playback Time (ANC Off, AAC) | Earbuds: 11 h | With Case: 45 h |
| Playback Time (ANC On, AAC) | Earbuds: 6 h | With Case: 24 h |
| Playback Time (LHDC, ANC Off) | Earbuds: 9 h | With Case: 37 h |
| Playback Time (LHDC, ANC On) | Earbuds: 5.5 h | With Case: 22 h |
| Talk Time (ANC Off) | Earbuds: 6 h | With Case: 24 h |
| Talk Time (ANC On) | Earbuds: 4 h | With Case: 17 h |
| Fast Charging | 10 min charge = 3.5 h playback (earbuds) | 11 h total with case |
| Charging Time | Earbuds: ˜ 50 min | With Case: ˜ 80 min |
| Charging Connector | USB Type-C (Wired) |
| Special Features | OTA Updates, IP55 Dust & Water Resistance, OnePlus 3D Audio, Sound Master EQ, Golden Sound, AI Translation, 47 ms Low Latency, HeyMelody App Support, Voice Assistant Hotkey, Double-Tap Camera Control, Find My Headset |
- Hybrid 11 mm woofer + 6 mm tweeter for Hi-Res sound
- Adaptive Active Noise Cancellation up to 55 dB
- Up to 45 hours of battery life with warp fast charging
- Bluetooth 5.4 with LHDC 5.0 and dual-device connectivity
- IP55 water & dust resistance with HeyMelody app support
CONDITION - Unless stated in the product title, all devices are brand new. We do sell a small quantity of refurbished items but these all have a product title that begins with 'Refurbished'. As part of our QC process, retail package seals may have been opened to perform quality, testing and/or unlock functions however unless specified all devices are new and unused.
WARRANTY - All new devices come with our comprehensive 12 month warranty, which is included in the standard purchase price. We'll even replace with a new item if yours cannot be repaired. Refurbished items (marked as such in the product description) come with a 6 month warranty with refurbished replacement items.
PAYMENT METHODS - We accept Credit Card and PayPal for outright purchases. Though we also offer zipMoney for convenient repayments over time handled by zipMoney. Direct bank deposit is available to wholesale orders only, please get in touch with our CS team for further information.
RETURNS - All orders are liable to a discretional change of mind return fee. For more information please read our returns policy. We also offer a new replacement policy for items that cannot be repaired.
SECURITY - Our shopping cart meets the strictest PCI requirements and is audited daily. We do not store any customer payment information and our servers are protected using Digicert's SHA2 High Assurance SSL.
OUR STOCK - Products sold through this store are unlocked, never locked or SIM-free. They offer the best combination of price and quality and can be sourced from international markets via parallel importation. Please check the network bands with your provider to ensure full compatibility. In some instances printed documentation may not be in English, even though the device is compatible with local network bands. Where this occurs and you require user manuals etc please contact us and we will provide a digital copy.
DISCLAIMER - Due to variations in stock and regional sourcing we cannot guarantee that all specifications listed are 100% correct at all times as the same model may be available in several variants. If you have any specific requirements please raise them with our team and they will provide availability on the model you require.
