User friendly satellite mounted volume and mute control for easy operation</br>Ported and brush-finished 15W subwoofer for extended bass response</br>Sophisticated design and magnetically-shielded full range spherical satellites with metal weave speaker grill; Universal Power supply (100-240V);</br>EIDC patent technology to manage input overload and avoid audio distortion. Sound is clear?? detailed without any strain or distortion.</