OnePlus Buds 4

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Features: 

Specifications:

Size
Dimensions
Earbuds: 31*20.6*24.2mm
Charging case: 65.4*52.4*25.3mm

Weight
Earbuds: 4.73 ± 0.2 g
Charging case: 39.57 ± 1 g
Total: 49.02 ± 1 g

Audio
Drivers
11mm woofer + 6mm tweeter
Frequency Response
15Hz~40KHz

Driver Sensitivity
118±1.3dB @1mW

Microphone Sensitivity
-38±1dB

Microphones
3 mics per side

Impedance
18Ω ± 15%
10Ω ± 15%

Sound Pressure
96.5dB

Rated Power
10mW

Noise Cancellation
Noise Cancellation Type
Real-Time Adaptive Active Noise Cancellation

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® Codec
LHDC 5.0 / AAC / SBC
Bluetooth® Version
Bluetooth® 5.4 with Steady Connect
Bluetooth® Effective Distance
10m
Bluetooth® Transmission Protocol
HFP/A2DP/AVRCP
Google Fast Pair
Dual-Device Connection

Battery
Battery Capacity
Earbuds: 62 mAh
Charging Case: 530 mAh
Playback (ANC Off, 50% volume, AAC)
Earbuds: 11 hours
Earbuds + Case: 45 hours
Playback (ANC On, 50% volume, AAC)
Earbuds: 6 hours
Earbuds + Case: 24 hours
Playback (ANC Off, 50% volume, LHDC)
Earbuds: 9 hours
Earbuds + Case: 37 hours
Playback (ANC On, 50% volume, LHDC)
Earbuds: 5.5 hours
Earbuds + Case: 22 hours
Talk Time (ANC Off, 50% volume, HFP)
Earbuds: 6 hours
Earbuds + Case: 24 hours
Talk Time (ANC On, 50% volume, HFP)
Earbuds: 4 hours
Earbuds + Case: 17 hours

Charging
Fast Charging (ANC Off, 50% volume, AAC)
Earbuds: 10 minutes charge for 3.5 hours playback
Earbuds + Case: 10 minutes charge for 11 hours playback
Charging Time
Earbuds: about 50 minutes
Earbuds + Case: about 80 minutes
Charging Interface
Wired: USB Type-C

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

What's in the box
OnePlus Buds 4 x 1 pair
OnePlus Buds 4 Charging Case x 1
Type-C Charging Cable x 1
Ear Tips (S, M, L pairs; M pre-installed)
User Manual & Safety

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Please verify the specifications at the time of purchase. No claim whatsoever would be accepted in case of specification error/mismatch, once the product is sold.