Amazon.com: RS232 DB9 9 Pin Data Serial Cable, Male to Female DB9 Straight Through Extension Cable YOUCHENG for Computers, Printers, Scanners 4.5 Feet : Electronics
DB9 Female to DB9 Female Cable - 50 FT | ShowMeCables.com
StarTech.com 2m Black DB9 RS232 Serial Null Modem Cable F/M | www.shi.com
Amazon.com: PNGKNYOCN 30cm DB9 Y Splitter Cable DB9 9 Pin 1 Male to 2 Female Rs232 Serial Splitter Adapter Straight-Through Cable YOUCHENG for Connect Various Serial Interface Devices : Electronics
1.5ft (0.46m) USB to DB9 Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video