Toroidal sound transformer The outward appearance is artistic,and have excellent quality,preferential benefit price Toroidal sound transformerInput voltage:110V-120VACFrequency: 47-63HzOutput Voltage: Technical drawingsInsulation Class: Class BDielectric: 5KVFire rating: UL94V-0Waterproof and dustproof: IP00Operating temperature: 25-40Use scope: Professional Amplifier, Active Audio, Mixers ...