The AEA E20/20B TDR w/VDV-RF Opt Time Domain Reflectometer comes with BNC and RJ45 connectors and user cable list for the Voice Data Video and RF Industry (VDV/RF, RJ45-to-Telco clips and BNC-to-Alligator clips test lead). It is based on the current 20/20 TDR employing "Step" technology's amazingly accurate fault locating and display capabilities. The E20/20 TDR stores, recalls, and uploads traces to a PC by name, date, and time. It has a user-friendly interface to reduce technician learning curve and training time. Including features like Setup Wizard, named Menu keys, and Context-Sensitive Help. The E20/20 TDR also has new MicroFault locating for small coax kinks and crushes that might be service affecting, but hard to see on a normal TDR trace. It has larger clearer display fonts and LED indicators for active Function Keys. The E20/20 TDR is ideal for testing and troubleshooting Coax, Twinax, Triax, Telco OSP, or LAN twisted pairs Cat 2 to Cat 6A. The E20/20 TDR comes in a variety of connector configurations. Its internal Cable List holds 64 cable types, can be user-edited, and modified lists can be uploaded or downloaded to a PC using ETDR PC Vision™ software.