Specification:
Inner Diameter: 3.5mm
Material: Plastic
Color: Black
Overall Size:
Size: Approx. 2.5 x 1.3cm/ 0.98 x 0.5″

Features:
1. Great for cutting noise on USB, Firewire, Phone, Power Cord, Coaxial, Audio, Video etc cables!
2. Just snap it on and you will get clearer signal and faster data transmission
3. These snap-on ferrite cores are superb at reducing high frequency interference caused by home
appliances and electronics.
4. Can be installed on any electrically-noisy home device, for example telephones, televisions, speaker
cables, radios, touch lamps and lights, even audio equipment and appliances

Package Included:
10 x EMI RFI Noise Ferrite Core Filter(Not includes cables)