Crafted from premium 4N copper wire with ≥99.99% purity, this minimizes internal resistance and transmission loss. Delivering pristined auditory transmission for enhanced high frequency detail and sound clear in loudspeaker systems. Featuring calibrated inductance with ±5% tolerance and a hollow cored design to magnetic saturation. this copper coil ensures stable and distortion frequency transit for optimized networks. Ideal for audiophiles, and professional auditory technicians reliabled components for loudspeaker upgrades or auditory repair projects.