USB To RS232 Cable BENFEI USB to RS232 DB9 Serial Male Cable is designed to connect serial devices such as DB9 equipped PCs, routers, GPS, barcode scanners, label writers, serial modems, digital cameras, card readers, Palm PCs, cell phones , PDA or ISDN terminals. Adapters through the USB port with a data transfer rate greater than 1 Mbps. Simply connect your device to the adapter and the adapter to your PC or Mac. COM ports and baud rates can be changed to the desired setting. USB 2.0 to RS-232 : 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, GND; It has male thumb screws. Works with devices with RS-232 serial ports : Bluetooth serial adapters, telescopes, ham radio sets, GPS receivers, routers, firewalls, modems, plotters, built-in character displays, scan tools, sonar units, embedded boards, and many others. Specific devices include Garmin eTrex GPS, Seiko Label Printer, iRobot Create, Cisco products with serial consoles, American robotics modems, NexStar telescopes, Equus scan tools, Uniden handheld scanners, etc.