? Comprehensive testing for voice, data & video applications ;? Checks for shorts, miswires, reversals & split pairs ;? Supports RJ11, RJ12, RJ45 & F-connector cabling & interfaces ;? Multitone support for cable tracing & fault isolation ;? Easy-to-read LCD display with PASS/miswire indicators, wiremap display & troubleshooting modes ;? Convenient internal storage for remote;