OS SUPPORT - Supports Windows 11 10 8 7 Vista 2000 XP 98 Apple MAC OS8 or higher Linux 2.4. 0 and later OpenBSD 2.9 and later & FreeBSD 4.7 and laterUSB2 TO RS232 - Installed as a standard Windows COM port Full RS-232 modem control signals RS-232 data signals; TxD RxD RTS CTS DSR DTR DCD RI GNDCONNECT SERIAL DB9 DEVICES - Provides instant connectivity with modems ISDN terminal adapter PDA bar code scanner label printer and devices with DB9 SERIAL ports; LED indicator when plugged inFTDI CHIPSET - Built with FTDI chipset; Powered by USB port; Download the latest driver from the Tera Grand websiteEXTENSION CABLE INCLUDED - The package includes a 32-inch USB male to female extension cable