Show you how to hard reset your Sony SRS XB21 Extra Bass portable BT speaker to its default settings. Hard…
To pair your SRS XB21 Sony speaker with a Bluetooth source device for the first time, or to refresh old…
We explain how to turn off the Sony SRS XB21 portable stereo speaker here. Now most speakers have a Power…
This piece covers how to charge the Sony SRS XB21 Bluetooth speaker. Do this easily through the micro USB power…
To pair your SRS XB21 Sony BT speaker with a Bluetooth device for the first time, or to refresh old…
Covers how to check battery life and level on the Sony Extra Bass SRS XB21 portable Bluetooth speaker, and also,…