OnePlus Nord Buds 4 Pro

Earbuds: 4.4 ± 0.2 g
Charging case: 34.2 ± 1 g
Total: 43.0 ± 1 g

Earbuds: 31mm x 20mm x 17.52mm
Charging case: 60.00mm x 49.64mm x 25.04mm

6 microphones (3 mics per bud)

LHDC 5.0/AAC/SBC

12mm dynamic drivers

-38dB

Bluetooth 6.0

Pro-level Real-time Active Noise Cancellation
6-mic AI Clear Call Noise Cancellation
Basswave
OnePlus 3D Spatial Audio
OnePlus Game Sound Spatial Audio
Easy Smart Control
Volume Swipe Control
Touch Control
AI Translation
AI Assistant
Google Fast Pair
Microsoft Swift Pair
Dual-Device Connection

20Hz - 40kHz

IP55 Dust and Water Resistance

28Ω

122dB @1mW

Music playing time ( AAC, ANC OFF, 50% volume )
Earbuds: 13 hours
Earbuds + Case: 54 hours

Type-C

Earbuds: 62mAh, 0.242Wh
Charging Case: 530mAh, 2.0617Wh