Pyle-Pro PCT10 8 Plug Pro Audio Cable Tester LED Indicators Confirm Continutity and Connection - Rugged Metal Construction 6-way Switch For Selecting any Connection Combination Features Ground Connection Check - Uses 9 Volt Battery (not included) 3.5MM TRS - 1/4" TRS - 3 Pin XLR Male - 3 Pin XLR Female RCA Phono - 4 Pin Speakon - Banana Plugs