In QuickBooks Enterprise, having two barcodes in one item is unavailable, @GlennRene,
It is important to note that the system does not support the assignment of two barcodes to a single item. This limitation ensures accurate tracking and management of inventory, promoting efficiency and reliability in your business operations.
As work around, you may consider using a third party app.
Furthermore, you can check this article for future reference: Set up and used advanced Pricing.
If you have more questions about barcodes, don't hesitate to reply to this post. Have a good one!