Question: how to connect sony bluetooth speaker srs-xb21?
Answer: Mobile devices with Android™ operating system (OS) Tap Settings. Select Wireless and Networks. Select Bluetooth.
Mobile devices with iOS™ OS. Tap Settings. Select Bluetooth.
Walkman® player. On the Home menu, select Bluetooth. Select Add Device (Pairing).
Computers with Microsoft® Windows® and Apple® Mac® OS X® OS.