What is this?Ferrite Core is the accessories for helping improving the electromagnetic field and signal quality around the cable, avoiding outside interference. It can be used on all kinds of wire cords such as: Driving Recorder, Power Cord, Audio Cables, Data Cable, Mouse Keyboard Cable, USB Cables, Headset Cable.What will I get?The Ferrite Core, we provide here, is in the size of:Inner Diameter: Φ5mm / 0.2-inchOuter Diameter: Φ9.5mm / 0.37-inchHeight: 19.5mm / 0.77-inchIn the package of: 20 x Ferrite Cores RingIs there any advantages of the product?The Ferrite Core won't cause distortion of the transmitted signal and won't affect your audio, video and picture quality.How to use it?Simple installation, straight through the wire, wrap around the outside of the wire, cable or cord.For a better anti-interference effect, the outer sheath of the wire can be peeled off and wrapped around the ring for a few more times.What should I notice?Please install them in place near the interference source. (Near the import and export of shielding case as much as possible.)If a cable has equipment that needs to be protected on both sides, install one at each end.Identifying and troubleshooting affected devices are necessary for successful installation.
