The JBL Control X is a powerful bookshelf speaker that can be used indoors and outdoors. The robust casing with rubber finish protects the speakers from the elements. Feel free to put them in the garden or on the patio. The High Definition Imaging wave guide technology helps the speakers produce balanced and high-resolution audio. The woofer and tweeter product powerful bass and clear treble. You can use the speakers as a separate pair or use them in a surround setup. The wall mounts included can be used to mount them to the wall. The security mechanism ensures you have a safe installation.