UTEK UT-890A 1-port USB to RS-485/422 Serial Converter with ESD protection Supports XP/7/8/10/CE/Mac/Linux Supports RS485 & RS422 interface(FTDI Adapter) Supports 2 Wire Semi-duplex and 4 Wire Full-duplex Operation Maner Environmental Support: -25C to 70C, 5% to 95% RH 5 FT Lenth