Ear (2) battery life:
1. 6.3 hours just earbuds (36 hours with the case) when music is playing at 50% volume level, with ANC disabled.
2. 4 hours just earbuds (22.5 hours with the case) when music is playing at 50% volume level, with ANC enabled.
3. 3.5 hours just earbuds (20.5 hours with the case) when making calls at 50% volume level, with ANC disabled.
4. 3 hours just earbuds (17.5 hours with the case) when making calls at 50% volume level, with ANC enabled.
Note: The battery life is tested at Nothing laboratories. Actual battery life will vary depending on the volume level, audio source, environmental interference, enabled features, and usage habits.