It's great to have you here, @doughamill.
There are several document scanners that are compatible with QuickBooks. Currently, I can't provide you with a specific list of approved scanners. Just make sure it's a TWAIN-compliant scanner.
You can read through these articles to learn more on how to scan and attach documents in QuickBooks:
Swing by here if you have other questions with attaching scanned documents in QuickBooks. I'm just a few posts away.
