Parallel, Serial & PS/2

USB to RS232 Serial Adapter USB Mini 5 Pin Male to DB9 9 Pin Female ...

$13.69

Serial Cable for Com port header on motherboard

$3.28

6ft Centronics CN36 Male to Male Flat Ribbon Printer Cable, CablesOnline P-4F006

$19.99

DB25 Female to DB 25 Female Mini Gender Changer Coupler 25pin D-SUB F/F

$2.7

DB25 25 Conductor male/male 6ft Universal cable

$5.95

PS2F Mouse to DB9F Serial port Adapter PS2 MiniDin 6 Black

$2.27

25-Pin DB25 Serial Male to Male M/M Mini Gender Changer Coupler Gold Adapter

$6.99

6in Keyboard Adapter PS2 to AT Mini DIN 6 Female to DIN 5 - Beige

$2.75