One Plus Buds 3 : Battery Type: Rechargeable Li-ion battery Battery Capacity (earbuds): 58mAh Battery Capacity (charging case): 520mAh Charging Interface: Wired: USB Type-C EARBUDS FEATURE Connection Type Bluetooth version: Bluetooth 5.3 Bluetooth Codec: LHDC/AAC/SBC Transmission Protocol: HFP,A2DP,AVRCP Duration Playback (ANC off, 50% volume, AAC) Earbuds: 10 hours Earbuds + Case: 44 hours Playback (ANC on/Transparency mode, 50% volume, AAC) Earbuds: 6.5 hours Earbuds + Case: 28 hours Playback (ANC off, 50% volume, LHDC) Earbuds: 7 hours Earbuds + Case: 30 hours Playback (ANC on/Transparency mode, 50% volume, LHDC) Earbuds: 5.5 hours Earbuds + Case: 24 hours Talk Time (ANC on/Transparency mode, 50% volume, HFP) Calls (earbuds only): Up to 4 hours Charging (ANC off, 50% volume, AAC) Earbuds: 10 mins for 2 hours Earbuds + Case: 10 mins for 7 hours Others 94ms Low Latency IP55 Water and Sweat Resistance Touch Control Tap twice: Next song/Answer incoming call/Hang up Tap three times: Previous song Tap and hold 3s: Reject call Press and hold: Switch noise cancellation/Transparency mode Touch Volume Control Slide finger up: Increase volume Slide finger down: Decrease volume Signal/Noise Up to 49dB Smart Adaptive Noise Cancellation Drivers 10.4mm woofer + 6mm tweeter dual drivers