... .3MM Ferrite:Single. Supply type:OEM/ODM Service Applications Mouse, keyboard, printer, scanner, camera, flash drive, MP3, mobile phones, ... digital cameras, mobile hard drive, external optical floppy, USB card, ADSL Modem, Cable Modem, etc., almost all of ... tinned copper, ensure superior signal transmission and lifetime of maximum performance. 3. Shield: AL foil wrapped arounded the signal ...