The JBL's CONTROL 1 PRO is a passive speaker with a professional crossover network and professional drivers. The Control 1 Pro is perfect for even the most demanding near-field audio applications. The redesigned crossover network design on the Control 1 Pro provides steeper crossover slopes for greater sound performance and consistency throughout the listening area. The item can be fixed against a wall or other flat surface with the provided wall-mount bracket. In addition, the Control 1 Pro's durable moulded shell incorporates magnetically insulated transducers, making it ideal for use with video and computer monitors, as well as other magnetically sensitive equipment.