Compatible with USB specification 1.1 and 2.0
FTDI-FT232 chipset
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 have LED show TXD,RXD
RS-485 interface DB9 hole connector

RS485 interface have 600W surge protect.design for industrial using.