The volume is getting smaller while using
- If the battery power is low while using the speaker, the CHARGE indicator may flash in orange, and the volume may become lower. Connect the supplied USB AC adaptor, or wait until the battery is charged fully.
- If you use the speaker at a high volume for a long time, the battery power and the volume may reduce even when connected to an AC outlet. This is not a malfunction. In this case, turn off the speaker, and wait until the battery is charged fully.