Amazon.com: Clip-on Noise Filter,VSKEY[10pcs 5mm] Anti-interference High-Frequency Ferrite Core Choke Cable Clip for Home Audio System,Tvs,Speakers,Radio,Audio Equipment Noise Suppressor (0.2 inch inner diameter) : Electronics
Ferritstøjfilter - Wikipedia, den frie encyklopædi
Amazon.co.jp: wumio Ferrite Core, Noise Filter, Inner Diameter 0.2 inch (5 mm), Set of 10, High Frequency Noise Reduction, Cable for TV, Monitor, PC, Drive Reco, LAN Cable, Noise Protection : Computers