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1Pcs 5ft F/F Serial RS232 PC Accessory Null Modem Cable Female to Female DB9 FTA Cross Connection 9 Pin COM Data Cable Converter
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PL2303TA USB RS232 to DB9 Cross Wired Rollover Null Modem Cable (Null Modem pinout: 2-TXD, 3-RXD 5-GND, 7-CTS. 8-RT) - Walmart.com
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