PreSonus Quantum ES 4 USB-C Audio Interface

AED 1,299

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The PreSonus Quantum ES 4 is a 4×4 USB-C audio interface designed for musicians and creators, featuring four MAX-HD mic preamps with +75 dB gain and Fender co-developed instrument inputs. With 24-bit/192 kHz converters, Auto Gain for effortless setup, and loopback audio for seamless streaming, it’s perfect for studio and live use. Compatible with Mac, Windows, iOS, and Android, it includes professional recording software and a 6-month Studio One Pro+ membership.

Auto Gain & Remote Control

The Auto Gain function automatically sets the perfect input level for microphones and instruments, eliminating guesswork and optimizing recording quality. With the Universal Control app, you can adjust preamp settings, monitor levels, and toggle phantom power from your desktop or mobile device, ensuring total flexibility in any recording setup.

MAX-HD Preamps

Featuring four next-gen MAX-HD preamps with +75 dB of gain, the Quantum ES 4 ensures crystal-clear, low-noise recordings. These digitally controlled preamps provide exceptional transparency, making them ideal for professional microphones. Control settings directly from Studio One or the Universal Control app for seamless workflow integration.

  • 4×4, 24-bit / 192 kHz USB-C desktop audio interface
  • Record on desktop, laptop, phone, tablet
  • 2 1/4″ Hi-Z instrument inputs co-developed with Fender engineers
  • 4 balanced combo XLR-1/4″ mic/line inputs
  • 4 next-generation PreSonus MAX-HD preamps, +75 dB of gain
  • Switchable +48V phantom power
  • Custom, low-latency driver provides exceptionally low audio latencies
  • 2 balanced 1/4″ TRS main outputs, 2 balanced 1/4″ TRS line outputs
  • 2 high-power headphone outputs
  • Auto gain
  • Loopback audio for streaming
  • 3.5mm MIDI Type-B I/O
  • Bright LED display
  • Control settings via Universal Control app
  • Additional USB-C port provides power via wall plug/external battery when recording to a device that doesn’t provide enough power via USB
  • Includes Studio One Pro, Studio One+ software
FeatureDescription
Channels of I/O4 Inputs / 4 Outputs
Built-In DSPNo
Maximum Sampling Rate192 kHz / 24-Bit
Number of Microphone Inputs4
Built-In MicrophoneNo
Input Level AdjustmentKnob
PadNo
Gain/Trim RangeMic Inputs: 75 dBHi-Z Inputs: 75 dBLine Inputs: -10 dB to +10 dB
High-Pass FilterNo
Solo/MuteMute per Master
Analog Audio I/O4x Combo XLR-1/4″ TRS Balanced Mic/Line Input2x 1/4″ TS Hi-Z Input4x 1/4″ TRS Balanced Line/Monitor Output2x 1/4″ TRS Headphone Output
Phantom Power48 V, Selectable On/Off
Digital Audio I/ONo
Host ConnectionUSB-C
Host Connection ProtocolNot Specified by Manufacturer
USB (Non-Host)1x USB-C (Power Input)
Sync I/ONo
Network I/ONo
MIDI I/O1x 1/8″ / 3.5 mm TRS Type-B Input1x 1/8″ / 3.5 mm TRS Type-B Output
Expansion SlotsNo
WirelessNo
Frequency ResponseXLR Mic Inputs: 20 Hz–20 kHz ±0.2 dB1/4″ Hi-Z Inputs: 20 Hz–20 kHz ±0.2 dBCombo XLR-1/4″ Line Inputs: 20 Hz–20 kHz ±0.1 dB1/4″ Line Outputs: 20 Hz–20 kHz ±0.1 dB1/4″ Headphone Outputs: 20 Hz–20 kHz ±0.2 dB
Maximum Input LevelXLR Mic Inputs: +14 dBu1/4″ Hi-Z Inputs: +15 dBuCombo XLR-1/4″ Line Inputs: +15 dBu
Maximum Output Level1/4″ Line Outputs: +15 dBu1/4″ Headphone Outputs: 7.5 dBu (at 50 Ohms)
ImpedanceMic Inputs: 1600 OhmsLine Inputs: 10 KilohmsLine Outputs: 51 OhmsHi-Z Inputs: 1 MegohmHeadphone Outputs: 22 Ohms
Dynamic RangeMic Inputs: 113 dBAHi-Z Inputs: 111 dBALine Inputs: 114 dBALine Outputs: 117 dBAHeadphone Outputs: 111 dBADigital: 120 dB
THDMic Inputs: 0.001% (1 kHz, Minimum Gain)Hi-Z: 0.002% (1 kHz, Minimum Gain)Line: 0.001% (1 kHz, Minimum Gain)Line Outputs: 0.001% (1 kHz, +4 dBu)Headphone Outputs: 0.02% (1 kHz)
EIN-129 dBu (Maximum Gain, 150 Ohms, 22 kHz BW, A-Weighted)
Sample RatesUp to 192 kHz
Sample Rate ConversionNo
Bit Depths24-Bit
Sync SourcesInternal
Media/Memory Card SlotNo
OS CompatibilitymacOS / Windows
Mobile CompatibilityAndroid / iOS
Mobile AppYes – Adjust Settings, Remote Control
Power RequirementsUSB Bus Power or USB Power Adapter (Not Included)
Dimensions8.4 x 6.2 x 1.9″ / 21.3 x 15.7 x 4.8 cm
Weight1.8 lb / 0.8 kg

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