This post shows how to connect a Sony SRS XB21 BT portable speaker to an iPhone smart phone. Doing so…
This post shows how to pair the Sony SRS XB21 Extra Bass wireless speaker by way of Bluetooth to common…
When the Power button on your Sony SRS XB21 speaker is not working, this likely means one or more things…
You can change how loud the bass is on the Sony SRS XB21, by turning on and off its bass…
How to tell if Sony SRS XB21 wireless Bluetooth speaker is charging? This desktop speaker has an orange LED light…
Covers how to check battery in the Sony SRS XB21 wireless Bluetooth speaker, and also, how to tell if the…
This post shows how to connect the Sony SRS XB21 Extra Bass wireless speaker by way of Bluetooth to common…
The Sony SRS XB21 battery indicator is an LED in the rear button / port panel on the speaker. Find…
We give Sony SRS XB21 hard reset instructions to return this Extra Bass portable party speaker to its factory default…
This WPC button on the Sony SRS XB21 Bluetooth speaker lets you join from two to a hundred compatible speakers…