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PreSonus Quantum ES 4 - Audio Interface

PreSonus Quantum ES 4 - New generation audio interface from PreSonus, featuring MAX-HD™ preamps and low latency. Delivers crystal clear sound, Fender® collaboration, and Studio One+ software. Perfect for professional music production.

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Product attributes
Model : Quantum ES 4
SKU : SUP_MC6087
Warranty : 2 years
Producent : PreSonus
Weight without package: 0.8 kg
Number of Mic Inputs : 4
Phantom power : YES
Recording / Playback Channels : 4x4
Number of Line Inputs : 4
Number of Instrument Inputs : 2
Number of Line Outs : 4
Headphone Outs : 2
Ethernet : NO
MIDI interface : NO
Word Clock : NO
Max. sample rate (kHz) : 192 kHz
Max. resolution in bit : 24 bit
USB Bus-Powered : YES
Incl. power supply : NO
Connector Type : USB C
Product Description
Details

Quantum ES 4 – Reach New Sonic Heights

Quantum ES 4, the next generation of audio interfaces from PreSonus, is the result of nearly 30 years of innovation. It is the ideal recording tool for musicians and audio content creators, offering unparalleled sound quality and exceptional functionality.

Excellent Signal Flow Parameters

Specially designed low-latency drivers and low-noise converters ensure pristine sound quality throughout the entire signal chain. Quantum ES 4 guarantees exceptionally low latency during recording.

Latest MAX-HD™ Microphone Preamps

Quantum ES 4 features four redesigned high-resolution MAX-HD™ microphone preamps with +75 dB gain. These analog, digitally controlled preamps offer crystal clear sound and low noise, making them an ideal choice for the most popular modern microphones.

Developed in Collaboration with Fender®

The instrument inputs of the Quantum ES 4 were designed in collaboration with engineers from Fender to deliver the best sound for guitarists and bassists. These inputs provide excellent sound quality for your instruments.

Professional Recording Software Included

Quantum ES 4 includes a six-month subscription to Studio One+ with full access to Studio One Professional Edition, add-ons, and other options. This tool allows for professional music production from the start.

Auto Gain

With the Auto Gain button, you can easily set the gain level perfectly matched to your microphones and instruments, ensuring high-quality recorded tracks every time.

Universal Control App

Quantum ES 4 works with mobile and desktop devices, allowing you to record whenever inspiration strikes. The most important preamp functions, such as gain, phantom power, and more, can be adjusted directly on the top panel of the Quantum ES 4 or through Studio One software and the Universal Control app.

Key Features:

  • Audio Interface with USB-C: 24-bit / 192 kHz, 4 x 4.
  • High-performance converters: Ensure crystal clear and realistic sound.
  • Low-latency driver: Exceptionally low latency during recording.
  • Next-generation PreSonus MAX-HD™ preamps: Deliver clear and realistic sound across the frequency range, with +75 dB gain.
  • Auto Gain: Perfectly adjust the gain level for your microphones and instruments.
  • Universal Control App: Full control and monitoring.
  • Bright and sensitive LED indicators: Allow you to monitor input and output levels.
  • Flexible monitoring options: 2 balanced main TRS 1/4” outputs, 2 balanced TRS 1/4” line outputs, and 2 high-power headphone outputs.
  • Loopback function: Easily and quickly create mixes for monitoring and streaming.

Technical Specifications

Inputs and Outputs:

  • Microphone Inputs: 4
  • Instrument Inputs: 2
  • Line Inputs: 4
  • Line Outputs: 4
  • Headphone Outputs: 2
  • USB-C Ports: 1
  • Power Ports: 1

AD/DA Conversion:

  • Sample Rate: 44.1, 48, 88.2, 96, 176.4, 192 kHz
  • Bit Depth: 24-bit

Analog I/O:

Microphone Inputs (Channels 1 – 4):

  • Connector Type: 4 x Combo Jack, XLR / TRS
  • Max Input Level: +14 dBu (balanced, minimum gain)
  • Gain Range: 0 dB to +75 dB
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.2 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 113 dB (A-weighted, minimum gain)
  • THD+ N: 0.001% (1 kHz, minimum gain)
  • EIN: -129 dBu (maximum gain, 150 Ω, BW 22 kHz, A-weighted)
  • Input Impedance: 1600 Ω

Line Inputs (Channels 1 – 4):

  • Connector Type: 4 x Combo Jack, XLR / TRS
  • Max Input Level: +15 dBu (balanced, minimum gain)
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 114 dB (A-weighted, minimum gain)
  • THD + N: 0.001% (1 kHz, minimum gain)
  • Input Impedance: 10 kΩ
  • Digital Trim: -10 dB to +10 dB

Instrument Inputs (Channels 1 – 2):

  • Connector Type: 2 x 1/4” TS
  • Gain Range: -7 dB to +68 dB
  • Max Input Level: +15 dBu (unbalanced, minimum gain)
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.2 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 111 dB (A-weighted, minimum gain)
  • THD + N: 0.002% (1 kHz, minimum gain)
  • Input Impedance: 1 MΩ

Main Outputs (Channels 1 – 2):

  • Connector Type: 2 x 1/4” TRS
  • Max Output Level: +15 dBu (balanced)
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 117 dB (A-weighted)
  • THD + N: 0.001% (1 kHz, +4 dBu)
  • Output Impedance: 51 Ω
  • Trim Range: -Inf dB to 0 dB

Line Outputs (Channels 3 – 4):

  • Connector Type: 2 x 1/4” TRS
  • Max Output Level: +15 dBu (balanced)
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 117 dB (A-weighted)
  • THD + N: 0.001% (1 kHz, +4 dBu)
  • Output Impedance: 51 Ω
  • Trim Range: -Inf dB to 0 dB

Headphone Outputs (Channels 1 – 2):

  • Connector Type: 2 x 1/4” TRS Stereo
  • Max Output Level: 7.5 dBu (50 Ω)
  • Frequency Response: 20 Hz to 20 kHz, +/- 0.2 dB (unity gain, reference level 1 kHz)
  • Dynamic Range: 111 dB (A-weighted)
  • THD + N: 0.02% (1 kHz)
  • Output Impedance: 22 Ω
  • Trim Range: -Inf dB to 0 dB

Power:

  • Power Connector: USB-C (requires USB-C to USB-C cable, not included)
  • Power Source Requirements: 5 V DC, 2.6 A

Dimensions and Weight:

  • Length: 8.4’’ (213 mm)
  • Width: 6.2’’ (157 mm)
  • Height: 1.9’’ (48 mm)
  • Weight: 1.8 lb (0.81 kg)
Quantum ES 4 is the perfect solution for musicians and producers, offering professional sound quality and flexibility to meet even the most demanding recording projects.
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Product delivery details PreSonus Quantum ES 4 - Audio Interface

Shipment from Warsaw, Poland.

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Product faq

PreSonus Quantum ES 4 - Audio Interface - Frequently asked questions.

What are the main features of the Quantum ES 4 interface?

The Quantum ES 4 is a USB-C audio interface with 24-bit / 192 kHz conversion, low-latency drivers, MAX-HD™ preamps with +75 dB gain, Auto Gain function, Universal Control app, and sensitive LED indicators. It also offers high-quality inputs and outputs and includes Studio One+ software.


What is the Quantum ES 4 interface best suited for?

The Quantum ES 4 is perfect for home studios and professional audio productions, offering pristine sound quality, low latency, and the versatility needed for musicians, producers, and sound engineers.


What are the dimensions and weight of the Quantum ES 4 interface?

The Quantum ES 4 is 8.4 inches long, 6.2 inches wide, and 1.9 inches high, weighing 1.8 pounds (0.81 kg).


What is the frequency range of the Quantum ES 4 interface?

The Quantum ES 4 offers a frequency range of 20 Hz to 20 kHz with an accuracy of +/- 0.1 dB for line inputs and +/- 0.2 dB for microphone and instrument inputs.


What connectors does the Quantum ES 4 interface have?

The Quantum ES 4 features 4 combo microphone/line inputs, 2 instrument inputs, 4 balanced 1/4” TRS outputs, 2 1/4” TRS headphone outputs, and a USB-C port.


What are the benefits of the MAX-HD™ preamps in the Quantum ES 4?

The MAX-HD™ preamps provide crystal clear sound and low noise with +75 dB gain. They are ideal for recording and broadcasting, ensuring exceptional sound quality with the most popular microphones.


What functions does the Universal Control app offer in the Quantum ES 4?

Universal Control allows full control and monitoring of levels from mobile devices, desktop computers, or tablets, making the Quantum ES 4 a versatile tool for both studio and stage applications.


What recording software is included with the Quantum ES 4?

The Quantum ES 4 includes Studio One+ software with access to Studio One Professional Edition for 6 months, allowing for professional music production.