Protect your sensitive electronics and stabilize your signal transmission with this 22-piece ferrite core filter set, engineered for high-frequency noise suppression in the 10MHz–1GHz range. Made from durable nickel-zinc ferrite, these snap-on signal filters are designed for both EMI and RFI interference control.

This set includes:

4pcs 3.5mm: Ideal for fine signal lines such as smartwatch charging cables, medical data connectors, or TWS earbuds.

6pcs 5mm: Perfect for smartphone chargers, Bluetooth audio wires, and USB lines.

6pcs 7mm: Suited for mid-sized HDMI, LAN, or monitor signal lines.

6pcs 9mm: Optimized for thicker power cords, audio cables, or network cables used in home theater, gaming, or office setups.

All pieces feature a clip-on design that requires no cutting or soldering. Whether you're dealing with audio buzz, unstable signals, or data loss, this comprehensive ferrite set is a cost-effective solution for interference-free performance.