The RME AI4S-192 AIO is an analog input expansion board for the RME HDSP 9632 and HDSPe AIO audio interfaces. It provides four additional servo-balanced inputs with 192 kHz sampling rate, equipped with stereo jack sockets for professional connectivity. Three selectable reference levels can be configured via the settings dialog, allowing precise input level control. Once connected, the new input channels are automatically integrated and displayed in TotalMix, ensuring seamless operation within your RME setup.