Serial number location

1. In the Bose app , tap the Settings icon in the upper-right corner.
   If a different product is shown, tap the My Bose icon in upper-left corner then select the Ultra Open Earbuds.
2. In the Settings screen, scroll down to the Support section then select Technical Info. A screen displaying technical details about the product will appear.

To view the date code of the earbud:

Remove the earbud from the charging case and flex the barrel open. The 4-digit date code is imprinted on the flat inner surface of each earbud—below the "IPX4" ingress protection rating label.

 

To view the charging case serial number:

Remove the earbuds from the charging case. The charging case 17-digit serial number—preceded by SN—is the last line of text imprinted on the interior of the charging case lid.

To view the serial number located inside the case cover:

1. Hold the bottom third of the case cover.
2. Open the earbuds case lid.
3. Grasp the lid at the back (near the hinge) and at the front of the lid.
4. Lift the earbuds case up and out of the case cover.
5. The 17-digit serial number is located to the left of the USB-C connector.
   
   Taking a picture and zooming in on the image can help in viewing the serial number (underlined above).