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Kentek DB25 2 Way Manual Data Switch Box RS-232 Parallel Serial D-Sub 25 Pin Female I/O AB Port for PC MAC to Peripherals Devices Printer Modem - Walmart.com
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2 Way AUTO Parallel Port A B Switch for Printers, Scanners. Use one Printer or Scanner with 2 Computers!! It Works Automatically, no Need to Turn a Switch!
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