Unwind with your favorite music with the Philips BTB2560. Connect your smartphone or tablet via Bluetooth and stream your favorite music. The Bass Reflex speakers provide a powerful and deep bass. This means that it is not necessary to connect a separate subwoofer. Do you have a digital music collection on a usb device? The stereo set plays this without problems from your phone or usb stick. While you are playing music, the stereo set also charges your phone via the usb input.