Elenco TCT-355  Multi-Network Cable Tester Test shielded and unshielded RJ-11 & RJ-45 connectors and coax cable communication cables Automatically check cable for continuity, shorted, open and crossed wire pairs Testing status is indicated by multiple LEDs Main unit and remote allow for single person testing Tests RJ45 TIA568A/B (AT&T 258A), 10 Base-T, Token ring, RJ-11/ RJ-12 USOC and Coaxial BNC cable