Where can wireless module certifications be found?
Usually, the certifications are listed on the product page. Some examples:
Where is the test report data for the MRF89XAM8A?
You can find MRF89XAM8A test report data on the product webpage under Documents > Certifications > MRF89XAM8A European ETSI Test Reports. The MRF89XAM8A Europe ZIP folder contains PDF files of the test reports.
How about the RN4871?
Please visit RN4871 product webpage and open the 'Documentation' tab. Under the "Certification" section, you can find all the certifications available for this product.