The PreSonus Studio 1824c is an 18x18 USB-C audio interface designed for project studios and bands. It records up to 18 simultaneous inputs at 24-bit/192 kHz and features 8 XMAX Class A mic preamps, ADAT and S/PDIF I/O. The interface offers flexible routing with zero-latency DSP-based monitor mixing and control-room integration. It includes Studio One Artist for macOS and Windows, and UC Surface for control on multiple platforms. Connectivity includes stereo main outputs, 8 balanced line outputs, 2 headphone outputs with independent mixes, word clock output, and MIDI I/O. The package also includes the PreSonus Studio Magic Plug-in Suite and USB-C cables for broad compatibility. Key features include 24-bit/192kHz conversion, 8 mic/instrument/line inputs, 6 mic/line inputs with +48V phantom power, 8 channels of ADAT Optical I/O, and SPDIF I/O. It also boasts BNC word clock output and flexible monitor mixing capabilities. The 1U rack-mounted design ensures easy integration into studio setups. Professional input and output metering, front-panel controls for mute, mono, and level, and DC-coupled outputs are also included.