Sony SRS-HG1 Help Manual page 171

You can change [Library name] to any name.
Make sure that a check mark is in all three items of [Media Sharing].
Start up SongPal to select music on the PC.
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Tap [SongPal] on your smartphone, iPhone, etc.
Tap [h.ear go (SRS-HG1)].
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Tap [Home Network].
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