Personal Audio SystemSRS-X99Auto standby functionThe speaker automatically enters standby mode or switches to the BLUETOOTH/Network standby mode if the speakerremains in any of the following states for about 15 minutes.No operation of the speaker.Connection/disconnection operations to the speaker from external devices have not been performed.Music (sound) is not played while connected to an external devices.HintCharging a USB device continues even when the speaker enters standby mode or BLUETOOTH/Network standbymode.You can use SongPal to turn off the auto standby function.Related TopicSetting the auto standby functionStandby mode differences4-567-508-11(1)Copyright 2015 Sony CorporationHelp GuideHow to Use192