The Behringer CT200 Cable Tester is perfect for sound engineers and musicians needing to test every and any type of cable used within a recording or live performance environment. Compatible connectors include XLR, Speakon, TRS (1/4'', 1/8''), RCA, RJ45, MIDI and USB. The CT200 offers users 3 diagnostic modes which are cable test, installed cable tester or tone. The tester checks for continuity, intermittent or shorted connections and the presence of phantom power and grounded shields. The portable CT200 operates on 2 x AA batteries (sold separately) and ensures your setup runs smoothly.