Using the speaker with less power consumption of the rechargeable battery (STAMINA)
Reduce the power consumed while the speaker is running on the rechargeable built-in battery so you can use the speaker for a longer period of time.
To use STAMINA
At the time of purchase, the STAMINA power option is set to off.
On “Sony | Music Center,” tap [ULT FIELD 7] - [Settings] - [Power Option] - [STAMINA], and then set it to on.
While the STAMINA power option is set to on, the lighting function and the sound effects, including the ULT POWER SOUND, are set to off.