You can use wildcards. That is what the LIKE operator is used for. As an example, if you have similar product names on your USBs, you can use the following:
My USB name looks like this:
![MatthewFranks_1-1731595927340.png MatthewFranks_1-1731595927340.png](https://community.cisco.com/t5/image/serverpage/image-id/233864iF81CF382A4E47474/image-size/medium?v=v2&px=400)
So I created a wildcard rule to block it.
![MatthewFranks_0-1731595862778.png MatthewFranks_0-1731595862778.png](https://community.cisco.com/t5/image/serverpage/image-id/233863iF3B6128448C3F472/image-size/medium?v=v2&px=400)
After syncing the policy and plugging in the USB you can see a block event.
![MatthewFranks_2-1731596020388.png MatthewFranks_2-1731596020388.png](https://community.cisco.com/t5/image/serverpage/image-id/233866iDFAFEDD8D046F87F/image-size/medium?v=v2&px=400)
Hope that helps.
-Matt