Description:

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.. Material: Plastic shell, Color: Black, Inner diameter: 3.5mm/0.1inch, 5mm/0.2inch, 7mm/0.3inch, 9mm/0.4inch, 13mm/0.5inch. Outer diameter: 12.8mm/0.5inch, 12.8mm/0.5inch, 15.3mm/0.6inch, 19.1mm/0.76inch, 22.8mm/0.90inch. Packaging: 60Pcs (14x 3mm Ring+14x 5mm Ring+11x 7mm Ring+11x 9mm Ring+10x 13mm Ring). The Ferrite Core won't cause distortion of the transmitted signal and won't affect your audio, video and picture quality.. 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..