USB 2.0 Products work with USB 2.0 devices
and are backwards compatible with USB 1.1 devices
USB 2.0 FAQ

USB 2.0 Ranger 442 444 Fiber Extenders
The Ranger 442 is a 4-port, multimode fiber based solution with a 500m range, and the Ranger 444 is a 4-port singlemode fiber based solution with up to 10 km range.

USB 2.0 Ranger 140 440 Copper Extenders  USB 2.0 FAQ
The USB 2.0 Ranger 140 and 440 extend USB 2.0 connections up to 50 meters (165 ft.) over standard Category 5 UTP cable using ExtremeUSB technology.

USB 1.1 Products NOT Compatible with USB 2.0
USB 2.0 FAQ

USB Ranger 110 410
Extends the range of USB devices up to 100 meters using Category 5 cable

USB Ranger 422
The fiber-optic transmission system built into the USB Ranger 422 enables you to place USB devices 500 m/1640 ft away from their host

USB Rover 1300
ExtremeUSB technology extends the range of USB up to 100 m/328 ft over Category 5 cable. Extends power and data over the same Category 5 cable.  Ideal USB Webcam Extender

USB Rover 1650 2650
Extends USB up to 50 m Cat5 cable. Transmits power and data over Cat5. Internal USB hub. Full-speed (12 Mb/s) or low-speed (1.5 Mb/s) USB devices.  Ideal for USB 1.1 keyboards and mice

USB Rover 200
Extends the range of USB up to 40 meters over fiber optic cable. Compatible with PC, Mac, Sun.  Great for electrical isolation of PC and attached devices.  Immune to EMI.