BI Communications Lancaster Pro ST Network Cable Tester Troubleshooting, is a hand held structured cabling tester and trouble shooter, designed for use on screened and unscreened cables. This Network Cable Tester is fitted with RJ45 connectors and wired to either TIA568 A/B, U.S.O.C or I.S.D.N standards. It will store up to 1,000 test results for downloading to P.C to produce an installation test report, showing time and date of test, wiring standard, installed cable length, pass/fail result and location of site tested. All test results for display textually and graphically along with cable length, wiring standard, V.P, an outlet address and smart remote ID number, audible pass/fail tone is emitted by the main unit with a red/green pass/fail LED on the remote unit. When plugged into an active port it will emit an audible tone if telephone voltages are present on any of the pins and will identify 10 base T. Token Ring and 100 Mbit connections and inhibit testing, in the presence of live circuits an inbuilt tone generator can be selected for cable tracing. Made in England.