Two-channel isolation transformer (line isolator) effect. Providing compatibility between computers and professional equipment, the PLI04USB is a dedicated interface to feed unbalanced stereo audio from USB ports to balanced mic inputs of mixing consoles. Supporting 44.1, 48 and 96 kHz sample rates it provides high quality digital-to-analog conversion with 24-bit resolution. Signal output is transformer balanced on standard wiring male XLR connectors with individual isolating switches for the left and right channels. Featuring a mono summing switch, the unit effectively doubles as a signal splitter to route the mono signal into separate audio systems. Plus, features a headphones output with level control. Robust steel housing. Dimensions: 140 x 95 x 35 mm. Weight: 0,68 kg.