Supports USB 2.0 High-Speed, USB 1.1 Full-Speed & USB 1.0 Low-Speed 1 USB 2.0 Host port on Tx & 4 USB 2.0 Device ports on Rx Transmission: up to 492' (150m) with Cat6/6A/7 cable and up to 328' (100m) with Cat5e cable Supports USB hub connection Transmitter is powered by the source device, Receiver is powered by power supply Switch relay: transmission distance can be increased by using a network switch (up to 100m on both input and output sides of the switch) USB hot-plug & automatic detection of USB High-Speed, Full-Speed and Low-Speed Lightning protection, surge protection, ESD protection Plug and play, no driver required