Data Transfer A-B Switch Box with 25-Pin Input / Output Connector, New

Vintage 2 Way Manual Data Transfer Switch Box AB 25pin Input Output Connections

Data Transfer A-B Switch Box with 25-Pin Input / Output Connector "Tested"

Data Transfer A-B Switch Box with 25-Pin Input / Output Connector, (Open Box)

Data Transfer Switch with Input/Output A and B 25 Pin Female Parallel Ports

Vintage Data Transfer Switch Input Output A/B Untested

DATA TRANSFER SWITCH with Input/Output A and B 25 Pin Female Parallel Ports

Data Transfer A-B Switch Box with 25-Pin Input / Output Connector