StarTech.com 1m Black DB9 RS232 Serial Null Modem Cable F/F - DB9 Female to Female - 9 pin RS232 Null Modem Cable - 1 meter, Black

StarTech.com 1m Black Straight Through DB9 RS232 Serial Cable - DB9 RS232 Serial Extension Cable - Male to Female Cable (MXT1001MBK)

StarTech.com 2m Black DB9 RS232 Serial Null Modem Cable F/M - DB9 Male to Female - 9 pin Null Modem Cable - 1x DB9 (M), 1x DB9 (F), Black (SCNM9FM2MBK)

Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable, Prolific Chipset, Hexnuts, [Windows 10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P)

Your Cable Store 6 Foot DB9 9 Pin Serial Port Cable Female/Female RS232

StarTech.com 6 ft Straight Through Serial Cable - DB9 F/F (MXT100FF)

StarTech.com 3m Black Straight Through DB9 RS232 Serial Cable - DB9 RS232 Serial Extension Cable - Male to Female Cable (MXT1003MBK)

DB9 null modem male to female slimline data transfer serial port adapter 2 Pack

SIENOC 5pcs 9 Pin RS-232 DB9 Male to Male 5pcs Female to Female Serial Cable Gender Changer Coupler Adapter Pack of 10

Sysly DB9 RS232 D SUB Male Adapter to 9 Position Terminal Breakout Board 2Pcs

DB9 null modem female to female slimline data transfer serial port adapter 2 Pack