The Bluetooth speaker is turning off by itself while using the AC power adapter.
IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.
The Bluetooth® speaker is equipped with an automatic standby function. Automatic standby enables the unit to enter into standby mode automatically when there are no operations or audio signal output for about 15-20 minutes.
NOTE: Depending on the product, the Bluetooth standby function works when the system is connected to an AC outlet via the AC adapter.