Used PreSonus QUANTUM ES4 Audio Interface

Used PreSonus Quantum ES4 audio interface in excellent condition, delivering ultra-low-latency performance over high-speed connectivity. Featuring 4 pristine mic/line inputs with 48V phantom power, high-resolution 24-bit/192 kHz conversion, and versatile monitor and headphone outputs, it’s ideal for recording vocals, guitars, and small sessions with pro clarity. Rugged, studio-ready design pairs seamlessly with modern DAWs for reliable tracking and mixing.