Universal Audio Apollo x4 Gen 2 with UAD Analog Classics – Professional Thunderbolt Audio Interface with QUAD Core DSP The Universal Audio Apollo x4 Gen 2 is the second generation of one of the world's most respected desktop audio interfaces. Combining elite-class 24-bit/192 kHz audio conversion, four Unison™ microphone preamps, powerful QUAD Core DSP processing, and the comprehensive UAD Analog Classics software bundle, Apollo x4 Gen 2 is designed for music producers, recording engineers, composers, content creators, and professional studios that demand uncompromising sound quality and workflow.

Building on the legendary Apollo platform, the new Gen 2 model introduces improved audio conversion, enhanced monitoring capabilities, and advanced workflow features that make recording, mixing, and producing music faster and more intuitive than ever. Whether you're recording vocals, acoustic instruments, electric guitars, podcasts, or full band sessions, Apollo x4 Gen 2 delivers the legendary Universal Audio sound trusted by countless Grammy-winning producers and engineers.

Key Features Professional 24-bit / 192 kHz audio conversion. Four Unison™ microphone preamps with authentic analog emulations. Powerful QUAD Core DSP for realtime UAD plug-in processing. Two front-panel Hi-Z instrument inputs. New UAD Console features including Auto-Gain, Plug-In Scenes, Monitor Controller, and Bass Management. Apollo Monitor Correction powered by Sonarworks®. Over 30 professional plug-ins included with the UAD Analog Classics bundle. Upgradeable to more than 200 additional UAD plug-ins.

Hear Every Detail with Elite-Class Audio Conversion Apollo x4 Gen 2 features Universal Audio's most advanced D/A conversion ever implemented in a desktop Apollo interface. The expanded dynamic range, ultra-low distortion, and exceptional detail allow you to hear every nuance of your recordings with remarkable accuracy. Combined with Apollo Monitor Correction by Sonarworks®, it delivers a reliable monitoring environment for both studio monitors and headphones, helping you make confident mixing decisions.

Record Through Legendary Unison™ Preamps At the heart of Apollo x4 Gen 2 are four Unison™ microphone preamps that faithfully recreate not only the sound but also the impedance and gain structure of classic analog recording equipment. This unique technology provides an authentic recording experience while capturing the warmth, punch, and character of iconic studio hardware.

Record through authentic emulations from legendary manufacturers including: Neve API Manley Fender Universal Audio 610 and many more available within the UAD ecosystem.

The interface also features two front-panel Hi-Z instrument inputs, allowing guitars and basses to be connected directly while taking full advantage of Universal Audio's acclaimed amplifier and pedal emulations.

QUAD Core DSP Processing – Track Without Limits The built-in QUAD Core DSP processor allows you to record through professional UAD plug-ins with near-zero latency while offloading processing from your computer's CPU. Compressors, EQs, tape emulations, guitar amps, reverbs, delays, and channel strips can all be monitored during recording without compromising system performance.

By combining onboard DSP with your computer's native processing power, Apollo x4 Gen 2 creates a hybrid production environment capable of handling large recording sessions and complex plug-in chains with exceptional stability and efficiency.

UAD Analog Classics – A Complete Professional Studio Included Every Apollo x4 Gen 2 includes the UAD Analog Classics bundle, giving you more than 30 world-class plug-ins for recording, mixing, mastering, and music production. Right out of the box, you'll have access to professional tools used on countless hit records.

Channel Strips & Preamps 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 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 Precision Equalizer Pultec EQP-1A Legacy EQ Pultec Pro Legacy EQ Special Processing Oxide Tape Recorder Precision De-Esser Precision Enhancer Hz Precision Enhancer kHz Vibe Analog Machines Essentials Virtual Instrument PolyMAX Polyphonic Synth Delay & Modulation Galaxy Tape Echo Precision Delay Mod Precision Delay Mod L Reverbs & Rooms Precision Reflection Engine Pure Plate Reverb Mastering Precision Limiter Precision Maximizer Precision Multiband Guitar Plug-ins Bermuda Triangle Raw Distortion TS Overdrive Pedal UAD Lion '68 Super Lead Amp UAD Showtime '64 Tube Amp This extensive software collection gives you everything needed to start producing professional recordings immediately after install...