Feature Highlights: 1. Wide 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 electronics, and helps maintain clear signal transmission. 3. No Signal Distortion – Designed not to distort transmitted signals, ensuring audio, video, and picture quality remain unaffected. 4. Secure & Durable Design – Features a self-adaptive clip that mounts tightly onto cables and is built with a nickel-zinc ferrite core and durable housing for long-lasting use. 5. Compact & Removable – Mini shape allows easy installation and removal without damaging cables. Product Details: This ferrite core ring choke effectively suppresses electromagnetic interference (EMI) and radio frequency interference (RFI) on a wide range of cables. It helps stabilize signal integrity, prevents external noise disruption, and is ideal for use on AC power lines, USB cables, mouse/keyboard wires, headsets, video/audio cables, and data cords. The snap-on design requires no tools and fits cables securely while maintaining a low-profile appearance. Specifications: - Material: Nickel-zinc ferrite - Quantity: 30 pieces - Application: Noise suppression filter for power cables and various electronic cords - Installation: Clip-on, removable