The Universal Audio Apollo x4 Heritage Edition Thunderbolt 3 has every benefit of the acclaimed Apollo x4, including its elite-class A/D and D/A conversion, Unison-enabled mic preamps, QUAD Core realtime UAD plug-in processing, and full LUNA Recording System integration. It also goes a step further, combining the software suite of 10 award-winning UAD plug-in titles and Collections from Helios, Teletronix, Pultec, Fairchild, and Universal Audio. The Apollo X4 Heritage Edition includes plug-ins featured in UAD Spark, UA’s subscription plugin collection that runs natively on Macs, with no Universal Audio hardware required. With UAD Spark, you will expand your plug-in processing power, balancing your DSP load between Apollo X4 and your computer’s onboard processing. A SPECIAL EDITION APOLLO X4 FEATURING ICONIC UAD ANALOG COLLECTIONS ONBOARD The Universal Audio Apollo x4 Heritage Edition Thunderbolt 3 has every benefit of the acclaimed Apollo x4, including its elite-class A/D and D/A conversion, Unison-enabled mic preamps, QUAD Core realtime UAD plug-in processing, and full LUNA Recording System integration. It also goes a step further, combining the software suite of 10 award-winning UAD plug-in titles and Collections from Helios, Teletronix, Pultec, Fairchild, and Universal Audio. The Apollo X4 Heritage Edition includes plug-ins featured in UAD Spark, UA’s subscription plugin collection that runs natively on Macs, with no Universal Audio hardware required. With UAD Spark, you will expand your plug-in processing power, balancing your DSP load between Apollo X4 and your computer’s onboard processing. Learn more about UAD Spark today. A SPECIAL EDITION APOLLO X4 FEATURING ICONIC UAD ANALOG COLLECTIONS ONBOARD A hallmark feature of Apollo is the Realtime UAD Processing, letting you run the full library of Universal Audio plug-ins at near-zero latency. In Addition, Apollo x4 Heritage Edition Thunderbolt 3 gives you 10 premium