Aloha Kolapzo, thank you for asking us your question about the Samsung Galaxy Buds3 Pro. Samsung provides a 12-month warranty for manufacturing defects in materials and workmanship. If your Galaxy Buds3 Pro are not charging properly, I have included a few steps that may help resolve what you may be experiencing with your charging. 1. Use the included charging cable and connect to a USB charger, 2. Check to be sure the case is charging correctly, 3. Verify there is no debris in the charging cradle pin connectors., 4. Check to be sure there is no debris in the charging connect on the Galaxy Buds. 5. Check the Wear app to determine if one bud is not charging and check the bud is fully inside the charging case. Let us know if you have any questions or if you would like any further assistance by reaching out to Support. Thank you for choosing Samsung! - Debra