Specifications: Material: Plastic + Ferrite Size: 25 X 13mm (L*D) Weight: 7.5g Color: Black Package Includes: Clip-on Ferrite Ring Core X 20Pcs 3.5mm (Inner Diameter): Suitable for 1.53.5mm cables. Application: Car DVR, Headphone and Audio Cables, Mouse and Keyboard Cables, USB Data Cables, Speaker Cables etc. 5mm (Inner Diameter): Suitable for 3.55mm cables. Application: Car DVR, Audio Cables, Mouse and Keyboard Cables, USB Data Cables, Speaker Cables, RS232 Serial Port Camera Cables etc. 7mm (Inner Diameter): Suitable for 57mm cables. Application: AV Cables, Coaxial Audio Cables, Audio Power Lines, Industrial Control Serial Cables, IP Serial Camera etc. 9mm (Inner Diameter): Suitable for 79mm cables. Application: HDMI Cables, VGA Cables, DVI Cables, Power Lines, Speaker Cables, Industrial communication Cables etc.
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