Download the last version of the RFID Guide !
A color for each frequency makes the guide more readable.
The NEO UHF was added to the guide and it has been reorganized by product.
Here is the link:
5344.RFID product Guide -C10.pdf
As usual, the last version can always be found on www.ingenuityworking.com
http://community.psion.com/knowledge/w/knowledgebase/710.rfid-product-guides-datasheets.aspx
Pierre