Description: This serial adapter is the easy way to add a serial port to a computer without the hassle of installing a serial card, turning off the PC or connecting an external power adapter. It draws power directly from your computer through the USB connection. Simply plug it into the USB port using the included cable, install the software and you're ready to connect a serial device. An LED shows adapter status and data activity. With data transfer rates up to 230 kbps, it can be used with any RS-232 serial devicemodems, GPS devices, cell phones, hand-held scanners, point-of-sale systems, touch screens, medical and scientific instruments and more.