Open Source Mobility: Information for customization on hand helds
In addition to OMNII HDK, here is a document explaining how to integrate hardware on OMNII Platform:
1106.Webminar RFID Partners - OMNII Platform.pdf
Workabout Pro UHF circular antenna + 2D imager: specific kitting guidelines
6253.Specific Partner Kitting- UHF Xmod Circular - End Cap Scanner.ppt