Feature Highlights: 1. Universal Compatibility – This clip-on ferrite bead can be used on various wire cords including power cords, audio cables, AV cables, data cables, and USB cables. 2. Enhanced Signal Quality – Improves the electromagnetic field around cables, reduces high-frequency interference from household appliances and electronics, and helps maintain clear signal transmission. 3. Zero Signal Distortion – Designed not to cause any distortion in transmitted signals, ensuring audio, video, and picture quality remain unaffected. 4. Secure & Durable Design – Features a self-adapting clip that mounts tightly onto cables and is constructed with a nickel-zinc ferrite core and durable housing for long-lasting performance. 5. Compact & Removable – Mini shape allows easy installation and removal without damaging cables. Product Details: This ferrite core ring choke acts as a noise suppressor filter, effectively minimizing electromagnetic interference on a wide range of cables. It is ideal for use on AC power lines, USB cables, mouse and keyboard cables, headsets, video/audio cables, and data cables. The snap-on design requires no tools and ensures a firm grip, providing reliable interference suppression while preserving original signal integrity. Specifications: - Material: Nickel-zinc ferrite - Quantity: 30 pieces - Application: Power cords, audio/video cables, data cables, USB cables, and more - Design: Clip-on, removable, mini size