Handheld network cable testing tool for rapid assessment of twisted-pair cabling. It helps verify cable integrity and correct configuration with clear results. Benefits - Quickly confirm a cable is properly connected and identify faults on site. - Detect common problems in UTP and STP cables: open circuits, short circuits, miswires, reversals, and split pairs. - Locate the fault point by tracing the circuit, speeding up repairs. What it does - Tests the integrity and configuration of twisted-pair cables - Checks UTP and STP cables for open circuits, short circuits, miswirings, reversals, and split pairs - Determines whether a cable is connected and tracks the cable to locate short circuit points - Receives audio signals in the network cable or telephone line and judges the telephone line state (free, ringing or in use) Use and applications - Compact handheld unit designed for on-site use - Ideal for office cabling upgrades, data network installs, and telecom line troubleshooting Use scenarios - Before installing new office cabling, verify runs and identify miswires or split pairs - Locate fault points in a patch panel or in-wall cabling by tracing the short - Troubleshoot telephone lines or voice data cables to determine line status