Reliably extend the distance of a usb 20 device an additional 16ftr r extends a usb 201110 device connection by an additional 16ft 5m or cascade up to 5 levels for 80ft 25mr powered directly from the usb port so no external power adapters are requiredr backed by a startechcom 2 year warranty and free lifetime technical supportr r reliably extend the distance of a usb 20 device an additional 16ft this 16ft usb 20 active extension cable offers one usb a male connector and one usb a