ART T8 - 8-channel transformer isolator with passive audio interface (XLR, 1/4" jack and RCA connections on all inputs and outputs), 8x high performance transformers, reversible rack-mount ears, separate input and output signal grounds reduce hum, audio transformers have an extremely flat and wide frequency response, very clean and neutral sound with a wide variety of signal sources, can be used for signal taps or as a signal splitter. Dimensions: 19”/1U