OPPO Enco X3i
![](http://image.oppo.com/content/dam/oppo/common/mkt/v2-2/oppo-enco-x3i-en/specs/1574_720.png)
ANC ON/Transparency mode: 6.5h (earbuds)/28h (earbuds + charging case)
ANC OFF: 10h (earbuds)/44h (earbuds + charging case) Music playback (LHDC, Default setting, 50% volume)*:
ANC ON /Transparency mode: 5.5h (earbuds)/24h (earbuds + charging case)
ANC OFF: 7h (earbuds)/30h (earbuds + charging case)