【Specification】Size: 3.5mm (Suitable for 1.5-3.5mm cables); Package Includes: 10 x Ferrite Core Ring 【Improve Signal Integrity】The ferrite core helps in reducing high frequency interference caused by home appliances and electronics 【Easily Install】Clip on ferrite chokes with self-adaption clip can mount on cables tightly and work for a super long time 【Wide Application】Suitable for AC power lines, USB cable, mouse cable, keyboard cable, headset cable, video cable, audio and data cable, etc. 【Reusable】Mini shape and removable. It won’t cause any distortion during signal transmission