Name: OnePlus Buds 4 55dB ANC Earbuds
Brand: Oneplus
Price: 9699 BDT
Availability: InStock
Rating: 5 (1 reviews)

OnePlus Buds 4 55dB ANC Earbuds

3% OFF

৳9699.00৳9999.003% OFF

55dB Adaptive ANC Dual Drivers (11mm + 6mm) 45-Hour Playback (ANC Off) Bluetooth 5.4, LHDC 5.0 47ms Low Latency 3-Mic AI Call Noise Cancellation IP55 Water & Dust Resistant Fast Charging (10min = 3.5hrs)

Color: Grey

Quantity

In Stock (98 available)

General Information

Brand

Oneplus

Model No

E513A

Battery capacity

Earbuds: 62 mAh, Charging Case: 530 mAh

ANC Status

55dB Adaptive ANC

Waterproof Level/Grade

IP55 Water

Microphone

3-Mic AI Call Noise Cancellation

Driver

(11mm + 6mm)

Details

Technical Specifications of OnePlus Buds 4

Dimensions & Weight

Earbuds: 31 × 20.6 × 24.2 mm
Charging Case: 65.4 × 52.4 × 25.3 mm
Weight:

Earbuds: 4.73 ± 0.2 g
Charging Case: 39.57 ± 1 g
Total: 49.02 ± 1 g

Audio Features

Drivers: 11mm woofer + 6mm tweeter (dual drivers)
Frequency Response: 15Hz – 40KHz
Driver Sensitivity: 118 ± 1.3dB @1mW
Microphone Sensitivity: -38 ± 1dB
Microphones: 3 mics per earbud
Impedance:
- 18Ω ± 15% (Woofer)
- 10Ω ± 15% (Tweeter)
Sound Pressure Level (SPL): 96.5dB
Rated Power: 10mW

Noise Cancellation

Type: Real-Time Adaptive Active Noise Cancellation (ANC)
Noise Reduction Depth: Up to 55dB
Noise Reduction Frequency Range: Up to 5,500Hz
Noise Control Modes:
- ANC On
- Adaptive Mode
- Transparency Mode
- ANC Off
3-Mic AI Call Noise Cancellation

Connectivity

Bluetooth Version: Bluetooth® 5.4 (Steady Connect)
Bluetooth Codecs: LHDC 5.0, AAC, SBC
Effective Range: Up to 10m
Bluetooth Profiles: HFP/A2DP/AVRCP
Google Fast Pair Support
Dual-Device Connection

Battery & Charging

Battery Capacity:
- Earbuds: 62 mAh
- Charging Case: 530 mAh
Playback Time (AAC, 50% volume):
- Earbuds: 11 hrs
- Total (Earbuds + Case): 45 hrs
- Earbuds: 6 hrs
- Total (Earbuds + Case): 24 hrs
Playback Time (LHDC, 50% volume):
- Earbuds: 9 hrs
- Total (Earbuds + Case): 37 hrs
- Earbuds: 5.5 hrs
- Total (Earbuds + Case): 22 hrs
Talk Time (HFP, 50% volume):
- Earbuds: 6 hrs
- Total (Earbuds + Case): 24 hrs
Fast Charging (AAC, 50% volume):
- 10 mins charge → 3.5 hrs playback (Earbuds)
- 10 mins charge → 11 hrs playback (Earbuds + Case)
Full Charging Time:
- Earbuds: ~50 mins
- Earbuds + Case: ~80 mins
Charging Interface: USB Type-C

Special Features

OnePlus 3D Audio
Sound Master EQ & Golden Sound
47ms Low Latency Mode
AI Translation
Voice Assistant Shortcut
Find My Earbuds
Double-Tap for Camera Control
HeyMelody App Compatibility
OTA Updates
IP55 Dust & Water Resistance

Included Accessories

OnePlus Buds 4 × 1 pair
Charging Case × 1
Type-C Charging Cable × 1
Ear Tips (S, M, L; M pre-installed)
User Manual & Safety/Warranty Guide