The Universal Audio Apollo x4 Gen 2 Analog Classics Pro Edition is perfect for project studios, musicians, and producers needing advanced audio conversion and processing power. It features four Unison mic preamps, enabling you to record with the exact tone of iconic hardware like Neve, API, and Manley. With its QUAD Core DSP, you can run multiple UAD plug-ins in real-time, ensuring smooth recording sessions without latency issues. The Analog Classics Pro edition features over 80 high-end custom plugins including everything from classic channel strips and compressors to cutting-edge audio processing tools. Apollo x4's enhanced D/A converters provide crystal-clear playback, while Apollo Monitor Correction ensures your mix translates perfectly across different playback systems. Bass Management further enhances your monitoring experience by integrating a subwoofer into your setup. The UAD Console app streamlines your workflow, allowing easy access to plug-in settings and advanced features like Auto-Gain. Apollo Monitor Correction allows you to calibrate your studio monitors and headphones using their SoundID Reference Measure app complete with a microphone to measure your room's acoustic characteristics. Using its onboard DSP and real-time sound correction, you can choose from a huge variety of pre-calibrated profiles to optimise your sound for the utmost clarity and precision. See below for full details.