Sony NW-A55 Help Manual page 133

Help Guide
Digital Music Player
NW-A55/A55HN/A56/A56HN/A57
Checking information on the player
You can check information such as the model name and system software version.
On the library screen, tap the menu items in the following order.
1
– [Settings] – [Unit Information] ([Other]).
The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.
Related Topic
Updating the system software
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