Description <br> USB2.0 to RS-485/RS422 industrial grade protection high-speed converter <br> Adopt British FTDI main chip; fully compatible with USB (Universal Serial Bus) Rev 2.0 <br> Support RS-485/422 interface, with 400W protection <br> RS-422/485 interface DB9 pin connector <br> Data (TXD) automatic flow control, zero delay design <br> <br> Data fer rate above 2Mbps <br> Support automatic handshake protocol <br> Support remote wake-up and power management <br> The USB bus takes power directly without external power supply. <br> Support Windows95/98/2000/XP/VISTA/WIN7/WIN8/WIN10/NT.IMAG <br> Colour:gray <br> Material:plastic <br> Size:communication serial line:94cm <br> <br> Package Contents: <br> 1 x USB to RS485/RS422/RS232 communication serial line <br> 1 x CD <br> <br> Only the above package content, other products are not included. <br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>