Yes, you can use a USB power adapter to power the speaker.

To connect:

1. Connect the USB plug of the speaker to the USB port of the power adapter.
2. Connect the USB power adapter to the power supply.

In order to have audio signal for the speaker, make sure you also connect the audio plug of the speaker to the audio output of your computer.

The information on this page applies to the following models: SPA2210/27 .