EZSync FTDI Chip Usb to RS232 Serial Adapter Cable with TX/RX LED, 9 Pin DB9 Male Connector, 1.5m, FTDI UC232R US232R Compatible, EZSync011 Unlike other cables on Amazon which are using PL2303 or CH431, this cable has a FTDI chip in it, most reliable, plug-and-play and no driver installation needed. 1.5m(60 inches) industrial grade USB to RS232 (DB9 Male) adapter cable. Integrated TXD/RXD LEDs to provide a visual indication of data traffic through the adapter. Shielded and transparent cable with in-line ferrite bead. Extra strength, low EMI and tangle free. RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND. Standard Windows baud rates (300bps to 921.6Kbps) Works with USB 1.1 & 2.0 Host and Hub ports. Powered directly by USB port, no external power adapter required. Industry most reliable FTDI chip set & device drivers for maximum compatibility. Works with all Windows and Mac OS versions.