Clip-on Ferrite Magnet Core Ring Nickel-zinc Toroidal Ferrite Choke Noise Suppressor Inner Diameter 3.5 5 7 9 13 mm EMI RFI Filter for Power Cord USB Audio Network Video Radio Cable（20PCS ）

Highlights

• [Integrated Structure Design] The structure of the ferrite magnet core and plastic case is integrated, the interface cable and the power cord do not need to be cut. Installation and removal is flexible and easy.
• [Nickel-zinc Ferrite] The high-frequency absorption characteristics of the ferrite core have excellent high-frequency noise absorption effects. It has an effect on the common mode noise and can suppress the noise without affecting the signal quality.
• [5 models for most cables] Set of 20 pcs, 4 pcs for each model. It is serialized according to different outer diameters of cables to fit different cable sizes. Suitable for outer diameter wires of 3.5 mm, 5 mm, 7 mm, 9 mm and 13 mm.
• [Application widely] Clip them on AC power cord, USB cable, mouse cable, keyboard cable, headphone cable, video cable, audio cable and data cable to reduce electromagnetic interference and improve the quality of the signal.
• [Easy to install and detach] Snap two tiny latches to make the ferrite ring tightly surrounding the cable. To remove it, put your fingernail on it and with a little strength, snaps cleanly and you can move it.