This magnetic ferrite core fits for any electronic signal transmission line, which is Great for cutting noise on USB, Firewire, Phone, Power Cord, Coaxial, Audio, Video etc cables.
Easy Structure and convenient installtion. Just clip it on and you will get clearer signal and faster data transmission.
Attention: only fits for round shape cables.
Package included: 15 pcs
Outer dimension: 1.2″ x 0.6 ” x 0.6″
Fits for cord with 7mm inner diameter
Easy to install with double snap clips
Reduce electro-magnetic interference and improve signal integrity