Introducing the ES tabletop series.

A giant leap forward into the next generation of PreSonus audio interfaces and the culmination of nearly 30 years of pro audio equipment design, Quantum ES 2 and Quantum ES 4 are the ultimate tools for self-produced recording and studio-quality music production.

The new face of desktop recording.

Ergonomic tabletop chassis packed with pristine MAX-HD preamps and class-leading converters for self-made audio creators.

Pro DAW, control app, and more included.

Studio One Pro
Universal Control
MyPreSonus

Access to Studio One Pro recording software included with all Quantum interfaces.

Quantum interfaces include completely free, 6-month (Quantum ES) or 12-month (Quantum HD) memberships to Studio One Pro+, a complete music production ecosystem including access to Studio One Pro recording software, collaboration tools, sample and loop libraries, add-ons, and exclusive learning content. No credit card required. And with Quantum HD interfaces, you'll also get a Studio One Pro Perpetual License—yours to keep after your 12-month membership ends.

Already a Studio One Pro+ member? You can stack your free membership period onto your current plan when you register your Quantum ES or HD interface.

Explore Studio One Pro+

One app. For every essential hardware function.

Custom Audio Driver & Firmware Management | Software Control | Monitor Mixing | Audio Loopback | Available on Mobile, Desktop, & Tablet

Universal Control brings Quantum ES's entire front panel of features into one digital application, facilitating easy remote hardware control from your desktop, tablet, or mobile phone. Monitor mixing, loopback audio, and MAX-HD preamp functions like gain, phantom power, and more can all be controlled right from the app.

Web-based User Portal & Mobile App

mypresonus device screensmypresonus device screens

Product Registration | Manuals | Software Downloads | Studio One+ | Account Management | Learning Content | Workspaces

MyPreSonus is your one-stop shop for registering your hardware and software, downloading user guides, manuals and documentation, contacting technical support, and accessing all your available software downloads. On a Studio One+ plan? MyPreSonus is also home to all cloud-based Studio One+ tools and features like Workspaces, 100GB cloud storage, exclusive livestreams, learning content, and more.

Create a free MyPreSonus account

Quantum ES in action.

See the Quantum ES series in action with two-time Grammy winner, Louis Michot, of the Lost Bayou Ramblers.

Which Quantum ES is right for you?

Quantum ES2Quantum ES2

Quantum ES 2

2 x 2, 24-bit
192 kHz Recording Audio Interface

US$229.99

 

2

MAX-HD Mic Preamps

Transparent, low-noise, and digitally-controlled analog.

+75dB

MAX-HD Mic Preamp Gain Range

1 Instrument Input

Co-developed by Fender engineers

High performance convertersHigh performance converters

High-performance
converters

115dB

Analog to Digital Converter Range (ADC)

1

Headphone Output

1x Front-Panel ¼-inch Female, TRS Stereo

InputsInputs

Auto Gain

Set the perfect gain level for microphones and instruments.

High performance convertersHigh performance converters

High-performance
converters

120dB

Digital Audio Dynamic Range (DAC)

Studio one 6 monthsStudio one 6 months

6 Months
Studio One Pro+

Free access to Studio One Pro 7,
add-ons, Workspaces, sound libraries, and learning content.

Universal ControlUniversal Control

Universal Control

Full control and metering from your desktop, tablet, or mobile device.

Loopback Audio

Quickly create monitor and streaming mixes.

USB-C poweredUSB-C powered

USB-C
Bus-Powered

2

Line Outputs

2x Main Outs ¼-inch Female, TRS

Quantum ES4Quantum ES4

Quantum ES 4

4 x 4, 24-bit
192 kHz Recording Audio Interface

US$329.99

 
PreampsPreamps

4

MAX-HD Mic Preamps

Transparent, low-noise, and digitally-controlled analog.

+75dB

MAX-HD Mic Preamp Gain Range

Inputs

2 Instrument Inputs

Co-developed by Fender engineers

High performance convertersHigh performance converters

High-performance
converters

115dB

Analog to Digital Converter Range (ADC)

2

Headphone Outputs

1x Front-Panel ¼-inch Female, TRS Stereo

InputsInputs

Auto Gain

Set the perfect gain level for microphones and instruments.

High performance convertersHigh performance converters

High-performance
converters

120dB

Digital Audio Dynamic Range (DAC)

Studio one 6 monthsStudio one 6 months

6 Months
Studio One Pro+

Free access to Studio One Pro 7,
add-ons, Workspaces, sound libraries, and learning content.

Universal ControlUniversal Control

Universal Control

Full control and metering from your desktop, tablet, or mobile device.

Loopback Audio

Quickly create monitor and streaming mixes.

USB-C poweredUSB-C powered

USB-C
Bus-Powered

4

Line Outputs

4x Main Outs ¼-inch Female, TRS

Speaker SwitchingSpeaker Switching

Speaker
Switching

Check your mixes on two sets of studio monitors.