Sony NWZ-A815 Operation Manual page 77

Available player information
Option
- .
Model:
Displays the model name of the player.
Firmware:
Displays version information for the player's firmware.
Total songs:
Displays the total number of songs stored on the player.
Total videos: Displays the total number of videos stored on the player.
Total photos: Displays the total number of photos stored on the player.
WM-PORT: Displays the version information for WM-PORT.