Aten USB 2.0 Extender Cable 4-port

Aktiv Skjøtekabel 12 meter  

 The UE2120H allows users to extend the distance between a computer and USB device(s) up to 12 meters via the active extender hub. USB signals transmitted through these cables maintain optimal signal integrity and meet USB 2.0 standards. Up to 4 extender cables (UE2120) and 1 Extender Hub (UE2120H) can be chained together, so that cable distance is increased by up to 60 meters.
 

Extends the distance to your USB device(s) up to 12 meters (36’)
4 Downstream USB 2.0 ports
USB specification version 2.0 / 1.1 compliant
Plug and play. No additional driver required
Up to 4 extender cables (UH2120) and 1 Extender Hub (UH2120H) can be chained for a distance of up to 60 meters
Bus powered. No power adapter required
Multiplatform support – Windows, Mac