PreSonus Quantum ES 4 USB-C Audio Interface
Quantum Leaps Forward for Creator-focused Home Recording As home recording technologies advance, so do the creative possibilities of artists and content creators of every size or style. PreSonus’s Quantum ES 4 distills three decades of aural innovation into a powerful, flexible audio interface, primed for performance with unrivaled 24-bit/192kHz resolution. Its 4-channel design includes a quartet of mic/line inputs, as well as dual dedicated guitar inputs co-designed with Fender. Recording experts at Sweetwater are enamored by the interface’s masterful mix of ergonomics and sleek aesthetics, providing real-time LED feedback alongside a streamlined, user-friendly interface.