Isolation Transformer Unit that provides an easy-to-use, high-quality solution for interface problems that demand the high degree of electrical isolation that only a transformer can provide. True Floating Transformer Isolation for Unbalanced Line-level Outputs; Input, Output and Loop-Thru XLR and 1/4" (6.3mm) Phone Jack Connectors; Can Be Used As Line Level Direct Box; Ideal for Portable and Permanent Sound Systems; High-Quality Transformer-Isolated Output; Rugged Pro Co Uni-Box Construction Provides Protection and EMI/RFI Shielding. Dimensions: 124 x 111 x 44 mm. Weight: 0,45 kg. Color: Gray.