USB to RS-232 Adapter with COM Retention A great way to eliminate the need to purchase compatible peripherals using the StarTech USB to RS-232 pro converter. Connect your serial device and retain com port settings everytime you plug into a USB Port. Now, you can connect a serial modem, barcode scanner, PDA or any other device with serial sync to your PC's USB port, saving the expense of having to upgrade the peripheral device to USB compliance.With the added benefit of COM retention, your configuration settings are stored in nonvolatile memory to prevent loss of com port settings ICUSB232PRO works well with Win98/2000/XP and MAC OS 8.6 or higher and supports remote wake up and power management control. Features