Microprocessor-controlled cable tester featuring 3 modes: cable and installed cable test plus test tone mode that accepts all standard connectors: XLR, Speakon*, TRS (1/4", 1/8"), RCA, RJ45, MIDI and USB. Continuity check and intermittent contact detection with Phantom-power and ground-shield check. Test-tone generator: 1 kHz or 440 Hz at +4 dBu, -10 dBV or -50 dBV.