Product Review

Features:
* Great for cutting noise on USB, Firewire, Phone, Power Cord, Coaxial, Audio, HDMI Video etc cables!
* Just snap it on and you will get clearer signal and faster data transmission,Great for blocking RF-interfere.

These snap-on ferrite cores are superb at reducing high frequency interference caused by home appliances and electronics.
☆If you have computer interference around your computer, get a set and use them,they work;
☆ If you are a ham radio operator and the antenna is in your attic.Put them on USB cables, power cables;
☆Fixed LED lighting interference from some over-the-air television channels;
☆More occasions.
Color: Black
Overall Size:
9mm：Approx. 19.5mm*35.6mm
Package Included:
10 x Noise Ferrite Core Filter