Sony HT-A9 Help Manual page 51

You can play music files stored on your computer on a network location via your home network.
Note
The server needs to be connected to the same network as that of the speaker system.
Related Topic
Enjoying 360 Reality Audio
Using Spotify
Streaming Music with Chromecast built-in
Operating the Speaker System by Talking to an Alexa Built-in Device
Streaming Music with an iOS Device
Using Sony | Music Center
Listening to Music on your PC via a Home Network
5-025-234-11(2) Copyright 2021 Sony Corporation
51