The USB 2.0 Extender can extend USB signal up to 50m/164ft via Cat 5e/6 cable (The transmission distance can only up to 40m/131.2ft for some USB 2.0 Hub).
SD-USB100 USB 2.0 Extenders can extend USB signal up to 100m/328ft via a single Cat5e/6 cable. Transmission distance is up to 100m/328ft via a single CAT5e/6 cable
