Legendary JBL Professional performance housed in a compact form-factor, the Control 1 Pro features a professional crossover network coupled with professional drivers making it ideal for even the most demanding near-field audio applications. The Control 1 Pro's updated crossover network design provides steeper crossover slopes for exceptional sonic performance and improved consistency throughout the listening area. The included wall-mount bracket enables the unit to be secured against a wall or other flat surface. Moreover, the rugged molded enclosure houses magnetically shielded transducers, making the Control 1 Pro well-suited for use with video and computer monitors, or other magnetically sensitive equipment. Nominal Impedance 4 ohms