One Plus Bud 3

OnePlus Buds 3 can achieve up to 44 hours of battery life when used with the charging case. Fully charged earbuds deliver up to 10 hours of playtime with the volume at 50%, in AAC mode with ANC off. Up to 28 hours of battery life when used with charging case in AAC mode with ANC on, and volume set at 50%. Full charged earbuds deliver up to 6.5 hours of playtime with these settings. Playtime may vary depending on, among other factors, volume and frequency settings, incoming calls, output source, environmental interference, and product features activated.