Does doppel come with a warranty? February 17, 2021 16:30 Updated Twelve-month warranty doppel comes with a twelve-month warranty. For more information view our Terms of Service. Related articles Is doppel waterproof? There aren’t any screens or buttons, how do I control doppel? What comes in the box? Does doppel monitor heart rate? How will I know if doppel is for me? Comments 0 comments Please sign in to leave a comment.