By right clicking on a sound and selecting "Sound Properties…", you can view information about the sound, as well as set the exact offset and length.
Name
You can change the name of the sound to something more recognizable. For example, if the sound was called "recording 01", you can change it to something like "chorus 5" which may make more sense!
FilePath
This shows where the file is stored.
Format
Shows the format and bitrate of the sound
Offset
This shows the offset of the sound relative to the time line. You can also change the offset by typing in a new time.
Length
This shows the length of the sound. You can resize or loop the sound this way by entering a new length.
Size (KB)
This is the size of the file in KB