The dbx CT2 is a handy cable tester for musicians, sound and stage technicians. The functionality of cables and connectors can be checked quickly. Even if a cable has different plugs, this is no problem for the dbx CT2 The test LEDs reliably indicate short circuits, crossed and incorrect connections. The cable tester is powered by a 9 volt block battery. This means that the dbx CT2 can be used flexibly everywhere. The dbx CT2 is particularly robust due to its metal housing.