Most JBL Bluetooth speakers, including the XB 21, offer truly portable operation via their lithium ion batteries inside. And when…
This piece gives Sony XB 21 charging instructions. Recharge this speaker easily through the micro USB DC power input port,…
We give Sony XB 21 reset instructions here, to return this small wireless speaker to its factory default settings. Resetting…
We explain how to turn off the Sony XB 21 portable mini speaker here. Now most speakers have a Power…
To pair your XB 21 Sony BT speaker with a Bluetooth device for the first time, or to refresh old…
Here, we list Sony XB 21 Extra Bass speaker specifications. Firstly, these data cover the unit's length, width, weight, battery…
This post Sony XB 21 pairing instructions to link it with common portable devices. E.g. These include the iPhone, iPod…
Covers how to check battery life and level on the Sony Extra Bass XB 21 portable Bluetooth speaker, and also,…
This piece covers how to charge the Sony XB 21. Do this easily through the micro USB power in port,…
You charge the Sony XB 21 portable speaker via the micro USB charge port, and to get the quickest charge…