Sony WALKMAN NWZ-A15 Help Manual page 389

Help Guide
Troubleshooting
Digital Media Player
NWZ-A15/A17
Sound effects do not seem to have any effect when listening to sound via a Bluetooth audio device.
Sound effects may not be enabled. Set [Sound Effect Preset] to [On].
Related Topic
Setting sound effects during a Bluetooth connection
4-540-313-13(1)
Copyright 2014 Sony Corporation
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