The new UW100MKII earbuds maintain their distinctive pentagon design and offer a significant upgrade in battery life. They provide a total of 29 hours of playback when considering both the earbuds and the charging case, with 9.5 hours of playtime from just the earbuds alone. In comparison, the first-generation UW100 earbuds provided only six hours of playtime with a total of 24 hours including the charging case.
