"Rotronic Openable Ferrite Core Clip, 32 ́ 19.5mm, For Computer Peripherals, Apertures: 1, Diameter 6.5mm"

"Rotronic Openable Ferrite Core Clip, 32 ´ 19.5mm, For Computer Peripherals, Apertures: 1, Diameter 6.5mm, Series: EMV, Impedance at 25 MHz: 120Ω, Key: No, Openable: Yes, Impedance at 100 MHz: 200Ω, MPN: 11.05.1006"