Sony STR-AZ7000ES Help Manual page 210

Help Guide
Multi Channel AV Receiver
STR-AZ7000ES/STR-AZ5000ES/STR-AZ3000ES
Checking the software version of the wireless speakers (Software Version)
You can check the software version of the wireless speakers.
Select [Setup] - [Speaker Settings] from the home menu.
1
Select [Wireless Speaker Settings].
2
3 Select [Software Version].
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