The Lexicon PCM91 is a high-end stereo digital reverb processor, building upon the legacy of Lexicon's acclaimed PCM series. It offers a comprehensive suite of reverb algorithms, including Lexicon's signature Hall, Room, Plate, and Ambience, along with various effects. With 24-bit audio resolution and advanced processing capabilities, the PCM91 delivers lush, natural, and highly customizable reverberation, making it a staple in professional recording studios, broadcast facilities, and live sound environments where uncompromising audio quality is paramount. It features both analog and digital I/O, extensive MIDI control, and a user-friendly interface for detailed parameter adjustments.