The 4x4R is a 4 in/16 out mic/line signal splitter. Its extremely high audio quality, robust build make it the ideal tool to provide multiple outputs for live sound, broadcast coverage, sports events, live recording, press conferences, corporate events and any situation where distribution of high quality audio is required. It incorporates 4 studio grade mic/line pre-amps, each providing up to 66dB of gain and 16 balanced output stages, each with the option of transformer isolation and comprehensive linking facilities.