The ideal companion to network professionals and students to use for commercial and residential applications. NETfinder enhances usersÆ ability to quickly locate and verify the status of common and standard voice and data cables. It tests for open, short, reversed and crossed wiring faults, and provides verification of shield integrity.It combines the functions of a convenient cable tester with a built-in low emission frequency tone generator. NETfinder is also equipped with PORTfinder functions to trace a cable back to the hub/switch. With NETfinder, cable tracing and testing is now ONE easy step. The specially designed remote unit enables one person to test installed cables. Includes an easy-to-read fault display, and a low battery indicator. Tests cable installations up to 200 meters (656 feet).