Add an RS232 serial port with COM retention to your laptop or desktop computer through USB USB to Serial USB to RS232 USB to DB9 USB to serial Adapter USB to serial port
StarTech. com ICUSB2321F USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter
by NeweggConsumer Electronics
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$42.66
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