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    PreSonus QUANTUM ES4 4 x 4, 24-bit / 192 kHz Recording Interface

    4 x 4, 24-bit / 192 kHz Recording Interface with 6-Month Studio One+ Membership Included

    Capture your creativity with the Quantum ES 4. The next generation of PreSonus audio interfaces, the Quantum ES 4 is the culmination of nearly 30 years of PreSonus expertise, providing the ultimate recording tool for musicians and content creators.


    • High Performance Signal Flow – Custom low-latency drivers and low-noise converters.
    • All-New MAX-HD Mic Preamps – The culmination of 30 years of innovation, our rigorously redesigned preamps feature digitally-controlled analog with +75 dB of gain range.
    • Co-Developed with Fender® – Front-facing instrument inputs engineered for guitarists by industry-leading experts.
    • Professional Recording Software Included – 6 months of Studio One+ with full access to Studio One Professional Edition, add-ons, and more.
    • Auto Gain – Dial in recording-ready levels, hassle-free.
    • Universal Control App – Full control and metering from your mobile device, desktop, or tablet.

    Our custom low-latency driver provides exceptionally low signal lag when recording, and high-performance converters complete the front end to ensure that you sound your best throughout your entire signal chain.


    The Quantum ES 4 features four newly designed mic preamps with +75 dB of gain. Our high-definition MAX-HD preamps are transparent, low-noise, and digitally-controlled analog, making them ideally suited to today’s most popular microphones.


    Built by the best ears in the business, guitarists and bassists will love the instrument input co-developed with Fender engineers – industry experts who designed them specifically for guitar and bass.