Mundorf MCoil BL Aircore coils are designed for high-fidelity enthusiasts and professionals demanding exceptional sound quality. Featuring an air core, they guarantee impeccable linearity and eliminate magnetic distortion for pure, natural sound reproduction. The high-grade pure copper wire used in the manufacture of MCoil BL Aircore ensures low resistance and optimum performance, even at high power. Ideal for passive crossovers and crossover networks, these coils enhance the detail, clarity and dynamics of your loudspeakers. If you're looking to improve the transparency and precision of your audio installations, Mundorf MCoil BL Aircore coils are an essential choice.