The LV5800-OP40A Digital-Audio Module from Leader is a module designed specifically for use with the LV5800 Waveform Monitor. It serves as an AES/EBU input or output unit, depending on whether it is installed in an input or output slot of the LV5800. It allows the LV5800 to display Lissajous, sound image, level meter, and signal status displays for data in (8) AES/EBU channel pairs (16 total channels) and (2) analog audio channels.