The art of audio meets the science of sound.
Take the leap with Quantum, the next generation of PreSonus audio interfaces. Quantum ES and Quantum HD interfaces deliver newly redesigned MAX-HD preamps, class-leading converters, front-facing instrument inputs co-developed by industry-leading experts at Fender®, and stunning, high-fidelity performance for self-made audio creators and professional studio sessions.
Quantum HD 2
Power your project with a 20 x 24, 32-bit 192 kHz USB-C Audio Interface featuring high-performance converters with 124 dB dynamic range, 2 Re-amp outputs, a full-color, high-resolution screen, DSP monitor mixer with loopback, 16 channels of ADAT Optical input (up to 48 kHz), and stereo S/PDIF I/O to make connecting your digital gear fast and easy.
Quantum HD 8
This 26 x 30, 32-bit / 192 kHz USB-C Audio Interface shares all the features of HD 2, plus 8 balanced ¼-inch TRS line outs allowing for built-in speaker switching between multiple sets of studio monitors. HD 8 also boasts ADAT standalone mode adding 8 pres and 10 outs to your existing audio interface — connect up to two additional Quantum HD 8s through ADAT for a total of 24 mic pres at sample rates up to 48 kHz.
Quantum ES 2
Capture your creativity with the recording interface for self-made musicians and audio creators. This 2 x 2, 24-bit / 192 kHz USB-C Audio Interface features Auto Gain, responsive LED metering, MAX-HD mic preamps and class-leading converters to hear and capture audio with stunning clarity.
Quantum ES 4
Take a sonic leap with the ultimate recording tool for musicians and content creators. This 4 x 4, 24-bit / 192 kHz USB-C Audio Interface adds 2 balanced ¼-inch TRS main outs, 2 balanced ¼-inch TRS line outs, and 2 high-power headphone outs for flexible monitoring — plus built-in speaker switching to check mixes on two sets of studio monitors.
Pro DAW, control app, and more included.
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.
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
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.
Which Quantum is right for you?
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
converters
115dB
Analog to Digital Converter Range (ADC)
1
Headphone Output
1x Front-Panel ¼-inch Female, TRS Stereo
Auto Gain
Set the perfect gain level for microphones and instruments.
High-performance
converters
120dB
Digital Audio Dynamic Range (DAC)
6 Months
Studio One Pro+
Free access to Studio One Pro 7,
add-ons, Workspaces, sound libraries, and learning content.
Universal Control
Full control and metering from your desktop, tablet, or mobile device.
Loopback Audio
Quickly create monitor and streaming mixes.
USB-C
Bus-Powered
2
Line Outputs
2x Main Outs ¼-inch Female, TRS
Quantum ES 4
4 x 4, 24-bit
192 kHz Recording Audio Interface
US$329.99
4
MAX-HD Mic Preamps
Transparent, low-noise, and digitally-controlled analog.
+75dB
MAX-HD Mic Preamp Gain Range
2 Instrument Inputs
Co-developed by Fender engineers
High-performance
converters
115dB
Analog to Digital Converter Range (ADC)
2
Headphone Outputs
1x Front-Panel ¼-inch Female, TRS Stereo
Auto Gain
Set the perfect gain level for microphones and instruments.
High-performance
converters
120dB
Digital Audio Dynamic Range (DAC)
6 Months
Studio One Pro+
Free access to Studio One Pro 7,
add-ons, Workspaces, sound libraries, and learning content.
Universal Control
Full control and metering from your desktop, tablet, or mobile device.
Loopback Audio
Quickly create monitor and streaming mixes.
USB-C
Bus-Powered
4
Line Outputs
4x Main Outs ¼-inch Female, TRS
Speaker
Switching
Check your mixes on two sets of studio monitors.
Quantum HD 2
20 x 24, 32-bit
192 kHz Recording Audio Interface
US$499.99
2
MAX-HD Mic Preamps
Transparent, low-noise, and digitally-controlled analog.
+75dB
MAX-HD Mic Preamp Gain Range
2 Instrument Inputs
Co-developed by Fender engineers
High-performance
converters
121dB
Analog to Digital Converter Range (ADC)
1
Headphone Output
1x Front-Panel ¼-inch Female, TRS Stereo
Auto Gain
Set the perfect gain level for microphones and instruments.
High-performance
converters
124dB
Digital Audio Dynamic Range (DAC)
Studio One
Pro 7
License
Free Studio One Pro 7 Perpetual License and 12 months of free access to Studio One Pro+.
Universal Control
Full control and metering from your desktop, tablet, or mobile device.
Loopback Audio
Quickly create monitor and streaming mixes.
USB-C
Connectivity
4
Line Outputs
2x Main ¼" TRS, 2x Line Out ¼" TRS
Speaker
Switching
Check your mixes on two sets of studio monitors.
2 Re-amp Outputs
2x Front-Panel 1/4" Female, TRS
HD
Full-color, high-resolution screen.
ADAT
Up to 48 kHz
16 channels of ADAT Optical input plus stereo S/ PDIF I/O.
Quantum HD 8
26 x 30, 32-bit
192 kHz Recording Audio Interface
US$999.99
8
MAX-HD Mic Preamps
Transparent, low-noise, and digitally-controlled analog.
+75dB
MAX-HD Mic Preamp Gain Range
2 Instrument Inputs
Co-developed by Fender engineers
High-performance
converters
121dB
Analog to Digital Converter Range (ADC)
2
Headphone Outputs
2x Front-Panel ¼-inch Female, TRS Stereo
Auto Gain
Set the perfect gain level for microphones and instruments.
High-performance
converters
124dB
Digital Audio Dynamic Range (DAC)
Studio One
Pro 7
License
Free Studio One Pro 7 Perpetual License and 12 months of free access to Studio One Pro+.
Universal Control
Full control and metering from your desktop, tablet, or mobile device.
Loopback Audio
Quickly create monitor and streaming mixes.
USB-C
Connectivity
10
Line Outputs
2x Main ¼" TRS, 8x Line Out ¼" TRS
Speaker
Switching
Check your mixes on two sets of studio monitors.
2 Re-amp Outputs
2x Front-Panel 1/4" Female, TRS
HD
Full-color, high-resolution screen.
ADAT
Up to 48 kHz
16 channels of ADAT Optical input plus stereo S/ PDIF I/O.
ADAT
Standalone Mode
Adds 8 pres and 10 outs to your existing audio interface – connect up to 2 additional Quantum HD 8s through ADAT for a total of 24 mic pres at sample rates up to 48 kHz.