The Rover series of USB extenders use patented "ExtremeUSB" technology to 100% transparently extend the range of USB connections up to 50m. No external power is required. Extension is via Cat 5/6 grade twisted pair wire.

The Rover 1650 offers simple point to point extension.
The Rover 2650 provides 2 x USB inputs at the remote end.
The Rover 1300 is a specialist product optimised for high-speed devices such as webcams & printers.
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Please see the Documents section for more detailed information.