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USBGear Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension Cable
RS-232 data signals TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND High speed serial port with the baud rate up to 921.6K bps Serial port protected with surge protection of 10KV Powered by USB port, no external power adapter required COM port number assigned can be changed to any COM port number required National Stock Brand USBGear, model number Operating System Linux, Windows XP, Windows Vista, Windows ME, Mac OS X 10.0 Cheetah, Windows 8, Windows 7, Windows 98, Weight 

Price is $20.00
Price: $19.88