Capture your creativity with PreSonus Quantum ES 4. The next generation of PreSonus audio interfaces, 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 microphone preamps – The culmination of 30 years of innovation, these 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 PreSonus Studio One+ with full access to Studio One, 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.
High-performance signal flow
PreSonus's custom low-latency driver provides exceptionally low audio latencies when recording, while high-performance converters complete the front end to ensure that you sound your best throughout your entire signal chain.
All-new Max-HD mic preamps
Quantum ES 4 features four newly designed mic preamps with +75 dB of gain. High-definition Max-HD preamps are transparent, low-noise and digitally-controlled analog, making them ideally suited to today's most popular microphones.
Co-developed with Fender
Built by the best ears in the business, guitarists and bassists will love the instrument inputs co-developed with Fender engineers – industry experts who designed them specifically for guitar and bass.
Professional recording software included
Leap into 6 months of Studio One+ with access to PreSonus Studio One Professional Edition, add-ons and more.
Auto Gain
An Auto Gain button sets the perfect gain level for your microphones and instruments, so you get the perfect take every time.
Universal Control app
Quantum works on any mobile or desktop device, so you're ready to record whenever inspiration strikes – whether on your phone, tablet or in your home studio. Critical preamp functions like preamp gain, phantom power and more can be controlled with Quantum ES 4's top panel, or right from Studio One and the Universal Control app, so you can dial in the perfect gain staging without looking away from your recording session.
| SKU | PRE-QUANTUMES4 |
| Model Name | Quantum ES 4 |
| Vendor | PreSonus |
| Bus Power | Yes |
| Connectivity | USB-C and MIDI |
| Direct Monitoring | Yes |
| Included From Manufacturer | USB-C to USB-C cable |
| Max Sample Bit | 192 kHz / 24-bit |
| Mic Preamps | 4 |
| Midi | In, Out, and USB |
| MPN | 2777700504 |
| Product Unique Features |
All-new Max-HD microphone preamps – The culmination of 30 years of innovation, these 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. Auto Gain – Dial in recording-ready levels, hassle-free. Universal Control app – Full control and metering from your mobile device, desktop or tablet. |
| Simultaneous Inputs | 6 |
| Number of Channels | 5 |
| Digital Conversion | 24-bit resolution 44.1, 48, 88.2, 96, 176.4 and 192 kHz sampling rates |
| Audio Inputs | 4 × XLR / 1/4" mic/line combo inputs with Max-HD preamps 2 × 1/4" instrument inputs |
| Audio Outputs | 2 × balanced 1/4" main outputs 2 × balanced 1/4" line outputs 2 × 1/4" stereo headphone outputs |
| ADAT Expandable | No |
| Phantom Power | +48 VDC |
| Width | 8.4" |
| Depth | 6.2" |
| Height | 1.9" |
| Product Weight | 1.8 lb |
| Rackmountable | No |
FMIC warrants that the PreSonus brand hardware product you have purchased shall be free of any defects in parts and workmanship if used under normal operating conditions for a period of six (6) years from the date of purchase or initial lease, including footswitches, covers, speakers, cabinets, cabinet hardware, handles and power supplies, except vacuum tubes are warranted for a period of ninety (90) days from date of purchase or initial lease ("Limited Warranty"). This Limited, Transferable Warranty applies only to the original retail purchaser or lessee when purchased or leased from an Authorized PreSonus Dealer, or to any transferee, and is subject to the limitations set forth herein. IMPORTANT: PLEASE RETAIN YOUR ORIGINAL SALES RECEIPT, AS IT IS YOUR PROOF OF PURCHASE VALIDATING THIS LIMITED WARRANTY. NOTE: This warranty applies only to PreSonus hardware products sold by an Authorized PreSonus Dealer after January 1, 2023.
Please consult your owner's manual or the manufacturer's website for full warranty documentation, including limitations, exclusions, and other terms and/or obligations.
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