StarTech.com 4-Port USB 2.0 Extender - 165ft (50m) USB Over Cat5/Cat6 Extender - Compact USB 2.0 Over Ethernet Extender (USB2004EXTV) - USB laajennin - USB 2.0 - kautta CAT 5/6 - 4 porttia - jopa 50 m malleihin P/N: SVA5N3NEUA