Features
●Compatible with USB1.1, USB2.0 highest speed can reach 12Mbps
● Supports remote wake up and power supply management
●Supports hot plug and PnP
● Needs no I/O location and IRQ setting, friendly UI
● Supports RS-485 interface and 600W Surge  protect on each line
●RS-485 serial port transmission speed maximum 920Kbps, automatic
   data (TXD) direction control, zero-latency design
● RS-485 interface DB9 Male connector and terminal block adaptor for RS-485