StarTech.com USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI - ICUSB232FTN - Serial Adapters - CDW.com
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StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered - Walmart.com
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Amazon.com: PL2303TA USB RS232 to DB9 Cross Wired Rollover Null Modem Cable (Standard pinout: 2-RXD, 3-TXD, 5-GND, 7-RTS 8-CTS) : Electronics
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10ft (3m) Serial RS232 DB9 Null Modem Cable with Low Profile Connectors M/F - In-Wall CMG-Rated | Serial RS232 | Computer Cables | USB and PC
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6ft (1.8m) DB9 F/F Serial RS232 Null Modem Cable - Beige | Serial RS232 | Computer Cables | USB and PC
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