FEATURES:
Double sided loopback tester for either male or female DB25 connections. Allows you to test transmission and receiving lines by looping the signal back from one to the other on the same connection. Great for troubleshooting issues on DB25 interfaces

SPECS:
Connectors: DB25 Male and a DB25 Female. Test either a male or femal DB25 port, with this same tested. LED display for positive verification