This page lists configurations used by FeederReader Users. If you have one to add, please post on the Message Board. iPAQ 2215 Kingston 256MB SD Card. Bluetooth GPRS, Activesync iPAQ 2215 RAM WiFi, Activesync HP 5550 256MB SD Card HP iPAQ rx3115 With a Sandisk 512M SD card. One report of hanging when going to landscape mode. iPAQ 6315 One report of lockups, but another comment that "this is common with the 6315 and not necessarily the fault of FeederReader"