DTECH Specification and Features: This full speed USB device interface compatible with USB V 2.0,V1.1; Using import original chip PL2303G Series. Support Standard serial port protocol; Fully compatible with serial port application under Windows operation system, donot need to modify; Hardware full duplex serial interface, built-in transceiver buffer, support communication baud rate of 50bps-2M bps; Support common MODEN signal RTS,DTR,DCD,RI,DSR,CTS; Resistance to electromagnetic interference design, Since USB bus power supply, plug and play, Support the baud rate 2400to 1152000bps; Windows 11,10,8,7, Vista, XP2000, Windows server 2003/2008 Linux and Mac OS system; Can be used to Tax printer, Nc machine tooles, industrial machinery, instrument,bar code reader and other RS232 serial port equipment; Working tempeature -40 degree to 85 degree, relative humidity: 5 to 95%