Taigoehua 5pcs (Black) 42X24X16mm Toroid Core,Ferrite Rings Toroid core Iron
- Ferrite Rings Toroid core Iron((If you find a broken core, please contact us)).
- Widely Used:Variety of Data Cables, e.g. USB Cables, Telephone Lines, Aerial Feed, Satellite Cables, Network Cables to Shield from External Electromagnetic Interference.
- Reduce Electro-magnetic Interference and Improve Signal Integrity..