KNTK DB9 Female 2 Way Data Transfer Switch Box Rotary Type RS-232 D-Sub 9 Pin PC

Kentek DB9 Male 2 Way Data Transfer Switch Box RS-232 D-Sub 9 Pin AB Port PC MAC

Kentek DB9 Female 4 Way Data Transfer Switch Box RS-232 D-Sub I/O ABCD Port PC

KNTK DB9 Female 4 Way Data Transfer Switch Box Rotary Type RS-232 D-Sub 9 Pin PC

KNTK DB9 Male 2 Way Data Transfer Switch Box Rotary Type RS-232 D-Sub 9 Pin PC

Kentek DB9 Female 2 Way Data Transfer Switch Box RS-232 D-Sub 9 Pin I/O Port PC

Kentek 2-Way DB9 Male Manual Data Transfer Switch Box RS-232 9Pin Serial Printer

Kentek DB9 Male 4 Way Data Transfer Switch Box RS-232 9 Pin I/O ABCD Port PC