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Universal Audio
Universal Audio Apollo x4 Gen 2 UAD Analog Classics Audio Interface
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Want to Click and Collect or try items at our Guildford Store?
The store is open 10am - 6pm Monday to Saturday and 11am - 5pm Sunday and bank holidays.
The stock information shows the quantity of units that are available to purchase at the Guildford store and the quantity of units that are available at our off-site Guildford warehouse. These stock levels are updated in real time.
Our Click and Collect service is available at our Guildford store from 10am - 6pm Monday to Saturday, and 11am - 5pm on Sunday. You can either choose Click and Collect as your delivery option online or, during store opening hours, call our sales team on 01483 456777 for assistance with placing your order.
If you have placed your order online, you will receive a confirmation email of your order and a separate follow-up text or email to confirm when your item is ready for collection.
Please do not come to the store before you have received the follow-up message, as your order may not yet be ready at the store.
If the only available stock is in our off-site warehouse it can be brought to the store location for you to try - you just need to contact the store within opening hours. Please note any requests received after 3.30pm will not arrive at the store until the following morning.
Please be aware that stock availability can change quickly both online and in-store, so we would always recommend placing your Click and Collect order as soon as possible to reserve your item.
SKU: APX4G2-ESS
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T&C:
Universal Audio are responsible for all promotional fulfilment and is only available for select interfaces and must be purchased from Andertons Music Co. between October 1st 2026 and October 31st 2026, customers must register their interface. Once registered, Universal Audio will add your plugins to your account.
Product Description
The Universal Audio Apollo x4 Gen 2 is a professional Thunderbolt 3 audio interface designed for producers, recording engineers and musicians who require premium sound quality, powerful DSP processing and versatile studio connectivity in a compact desktop format. Featuring elite class Apollo X Gen 2 audio conversion with outstanding dynamic range, it captures every performance with exceptional clarity and precision. Four Unison microphone preamps accurately recreate the sound and behaviour of legendary analogue equipment from renowned brands including Neve, API, Manley and Fender, allowing you to record with authentic analogue character. Powered by onboard HEXA Core DSP, the Apollo x4 enables real-time tracking through UAD plug-ins with near-zero latency while reducing the processing demands on your computer during larger recording and mixing sessions. The updated UAD Console software introduces workflow-enhancing features, including Auto Gain, Plug In Scenes, immersive audio support, monitor control and integrated bass management. Apollo Monitor Correction, powered by Sonarworks, helps deliver accurate monitoring through speakers and headphones, making it easier to create reliable mixes in almost any environment. With flexible analogue and digital connectivity, compatibility with leading recording software, and expandability through additional Apollo interfaces and Dante systems, the Apollo x4 Gen 2 provides a powerful centrepiece for modern music production. It also includes a premium collection of UAD plug-ins, giving you professional creative tools from the moment you begin recording.
Features
- Elite Apollo X Gen 2 Audio Conversion - Capture recordings with exceptional detail, ultra-low distortion and outstanding dynamic range for professional quality recording, mixing and mastering.
- Four Unison Microphone Preamps with HEXA Core DSP - Track through authentic emulations of legendary analogue equipment in real time, while dedicated DSP provides responsive, low-latency recording performance.
- Compact Desktop Design with Professional Connectivity - Combine flexible analogue and digital connections with advanced monitoring tools and access to a premium collection of UAD plug-ins.
Professional Recording Performance:
The Apollo x4 Gen 2 combines advanced 24-bit, 192 kHz converters with Dual Crystal Clocking technology to deliver highly accurate recordings with exceptionally low jitter. Its four Unison-enabled microphone preamps recreate the impedance, gain staging and tonal characteristics of sought-after analogue hardware, allowing microphones, instruments and amplifiers to be recorded with impressive realism. Whether recording vocals, drums, guitars or full production sessions, the Apollo x4 consistently delivers professional studio quality.
Powerful DSP Processing and Creative Workflow:
Built-in HEXA Core DSP enables real-time recording through acclaimed UAD plug-ins without placing additional strain on your computer. The updated UAD Console software streamlines your workflow with Auto Gain, Plug In Scenes, immersive audio support, integrated talkback and bass management. Apollo Monitor Correction powered by Sonarworks helps optimise your listening environment, providing greater confidence when mixing through studio monitors or headphones.
Flexible Studio Integration:
Designed to fit seamlessly into modern desktop studios, the Apollo x4 Gen 2 offers a practical combination of microphone, line, instrument and digital connections for a wide range of recording applications. Thunderbolt connectivity provides dependable high-speed performance, while ADAT expansion, SPDIF and word clock connections make it easy to integrate external equipment. The interface works effortlessly with LUNA, Logic Pro, Pro Tools, Cubase, Ableton Live and other leading DAWs, while offering future expansion with additional Apollo interfaces and Dante-enabled systems.
Specifications
- 12 x 18 Thunderbolt 3 audio interface with onboard HEXA Core DSP processing
- 24-bit / 192 kHz audio resolution
- Elite Apollo X Gen 2 audio conversion
- Enhanced D A conversion with outstanding dynamic range
- Dual Crystal Clocking for ultra-low jitter
- Four Unison microphone preamps
- Two Hi Z instrument inputs
- Four 1/4 inch balanced line inputs
- Optical Toslink I O supporting ADAT and S MUX
- RCA coaxial S PDIF input and output
- Word clock input and output via BNC
- Two 1/4 inch monitor outputs
- Four 1/4 inch balanced line outputs
- Two independent 1/4 inch TRS headphone outputs
- Apollo Monitor Correction powered by Sonarworks
- Integrated monitor controller with alternate speaker switching and talkback
- Updated UAD Console software with Auto Gain, Plug-In Scenes and immersive audio support
- Supports a wide range of UAD plug-ins via VST, AU and AAX formats
- Includes a premium collection of UAD plug-ins
- Compatible with LUNA, Logic Pro, Pro Tools, Cubase, Ableton Live and other major DAWs
- Expandable with additional Thunderbolt Apollo interfaces and Apollo x16D
Included plug-in bundle (Subject to change by Universal Audio): UAD Analog Classics
Channel Strips & Preamps (6)
Century Tube Channel Strip
CS-1 Channel Strip
LA-6176 Signature Channel Strip
Precision Channel Strip
UA 610-A Preamp & EQ
UA 610-B Preamp & EQ
Compressors / Limiters (7)
Fairchild 670 Legacy Compressor
Teletronix LA-2A Legacy Leveling Amplifier
Teletronix LA-2A Tube Compressor
Precision Buss Compressor
UA 1176 FET Compressor
UA 1176LN Legacy
UA 1176SE Legacy
Equalizers (3)
Precision Equalizer
Pultec EQP-1A Legacy EQ
Pultec Pro Legacy EQ
Special Processing (5)
Oxide Tape Recorder
Precision De-Esser
Precision Enhancer Hz
Precision Enhancer kHz
Vibe Analog Machines Essentials
Instruments (1)
PolyMAX Polyphonic Synth
Delay & Modulation (3)
Galaxy Tape Echo
Precision Delay Mod
Precision Delay Mod L
Reverbs & Rooms (2)
Precision Reflection Engine
Pure Plate Reverb
Mastering (3)
Precision Limiter
Precision Maximizer
Precision Multiband
Guitar & Bass (5)
Bermuda Triangle
Raw Distortion
TS Overdrive Pedal
UAD Lion ’68 Super Lead Amp
UAD Showtime ’64 Tube Amp
