Where can I find the serial number of my Ear (stick)? November 04, 2022 05:12 Updated The serial number can be found inside the charging case. Related articles How to find the SN/IMEI of my Nothing product? Where can I find the serial number of my Ear (1)? How do I reset Ear (stick)? How to enable NFC on Nothing Phone (1)? One or both my Ear (1) earbuds are not working.