Premium Air CoilHigh power resistance air coil ensures superior sound quality and stability even at high power levels. Compatibility The 1 way frequency divider is specifically designed to complement the Hr driver Cd-90A for optimal performance. Professional Design The crossover filter built to meet the rigors demands of professional audio setups. Perfect for home use as well. Enhanced Audio Delivers precise and clear audio, enhancing your overall listening experience. Product Specification• Professional 1 Way Passive Cross Over Network• Designed for use with 1 No. Hr Driver Cd-90A• High Power Resistance Air coils• High quality metalized polyester capacitorsPackage Information• 1x 1 Way Passive Cross Over Network