Features: - brand new and high quality - Made of high quality materials, - Ferrite Core Noise Suppression Filter Rings 3.5mm-13mm Diameter Cable Clips RFI - for noise cancellation on USB, Firewire, Phone, Powerline, Coaxial, Audio and Video cables. - Just clip on the cable and you will get a clearer signal - Widely used in computers, hard disks, audio equipment, copiers, fax machines, etc. - Fits many cable diameters Product parameters: - Dimensions: 12 x 25 mm(5mm) - Models: 3.5mm, 5mm, 7mm, 9mm, 11mm, 13mm(optional) - Rectangle ratio: 20 - Coercivity: 16(A/m) - Remanence: 200(mT) - Curie temperature: 130(℃) - Density: 4.9(g/cm3) - 5mm applicable wire diameter: 2.5-5mm - Function: Anti-jamming - Material: Soft Magnetic - Color: Black,(optional) - Quantity: 10 pieces,(optional) Package Included: ferrite core noise suppression filter ring(optional) Notes: 1. Due to various factors such as display brightness and light brightness, the actual color of the product may be slightly different from the website picture. 2. Please allow a slight deviation between the data and the manual measurement. 【Noise Suppression Filter Rings】This product includes 10 Ferrite Core Noise Suppressor Filter Rings that range from 5mm to 13mm in diameter. These filter rings are for noise cancellation on various cables such as USB, Firewire, Phone, Powerline, Coaxial, Audio, and Video cables. Simply clip on the cable to achieve a clearer signal. 【For durable and High-Quality】Made of high-quality materials, these noise suppression filter rings are for durable and long-lasting. They are designed to effectively reduce noise interference and improve signal quality. 【Versatile Application】These filter rings can be widely used in computers, hard disks, audio equipment, copiers, fax machines, and other electronic devices. They are compatible with various cable diameters, providing versatile application options. 【Product Parameters】The dimensions of each filter ring are 12 x 25 mm, with a rectangle ratio of The coercivity is 16 (A/m), remanence is 200 (mT), Curie temperature is 130 (℃), and density is 4.9 (g/cm. The 5mm applicable wire diameter is 2.5-5mm. With soft magnetic material, these filter rings effectively prevent electromagnetic interference. 【Multiple Options】Choose from different models (5mm, 5mm, 7mm, 9mm, 11mm, 13mm) based on your specific needs. The color is optional, with black being the standard option. Each package includes 10 Ferrite Core Noise Suppressor Filter Rings.