Example screen-shots from the accompanying PC/Mac application are shown below.

An overview of the features of Version 1 can be found in the review by Ricard Gutiérrez here.
Version 2 add features to let you build your own audio field-guide and play audio field-guides on your PC/Mac.
Version 3 added integration with Birds of the Western Palearctic Interactive (BWPi)

Or click here to see the full manual.