The ultimate cable testing solution. Whether youre testing loose cables or installed ones the dbx CT-3 Advanced Cable Tester and its innovative 2-piece chassis lets you do away with cable failures. Quickly and easily find out if your cables are working as they should or if they are in need of repair. A large selection of connector types including a continuity tester with banana connectors lets you test a huge variety of cables with ease. Thanks to the unique design of the CT-3 testing installed cables has never been easier. Simply undo the thumbscrews holding the SEND and RECEIVE halves to the baseplate and you can check the health of your cables no matter what rooms they begin and end in. Each half is powered by a 9V battery with the RECEIVE half also featuring a handy Test Tone Generator for troubleshooting your audio system.