Please note: this unit requires a Thunderbolt cable; one is not provided with the unit. The new Apollo Heritage Editions deliver a premium software suite of 5 or 10 award-winning UAD plug-in titles — including the full Collections from Teletronix,® Fairchild,® Pultec,® Helios,® and UA — conveniently packaged at significant savings.These are the same UAD plug-ins that built UA’s reputation for analog modeling over the past decade — including vintage compressors, EQs, mic preamps, and reverb — giving you the most accurate library of classic analog emulations anywhere, right out of the box. Apollo x6 allows music producers and post-production studios to track, overdub, and mix with elite-class A/D and D/A conversion, HEXA Core UAD plug-in processing, Dual-Crystal clocking, and 5.1 surround sound monitoring — all in a sleek rackmount Thunderbolt 3 audio interface for Mac or Windows. Built upon UA’s 60-year heritage of audio craftsmanship, this 16 x 22 interface easily outperforms everything in its class with two Unison™-enabled mic preamps, all-new HEXA Core processing — yielding 50% more DSP for running UAD Powered Plug-Ins in real time — plus it includes LUNA Recording System, giving you a fully-integrated music production application. Features 16 x 22 Thunderbolt 3 audio interface with class-leading 24-bit/192 KHz conversion (backwards compatible with Thunderbolt 1 & 2 on Mac) Realtime UAD HEXA Core Processing for tracking through UAD plug-ins at near-zero latency, regardless of audio buffer size Record through 2 Unison-enabled mic/line preamps — giving you fully authentic preamp emulations from Neve, API, Manley, SSL, and more† Produce with LUNA Recording System — a fully-integrated recording application made for Apollo (Mac/Thunderbolt) Surround monitor controller up to 5.1 format Includes the Realtime Analog Classics Plus UAD plug-in bundle. Other UAD plug-ins sold separately. UAD HEXA Core processing onboard for additional mixing horsepower for Pro Tools, Logic, Cubase, Ableton, and other major DAWs Combine up to 4 Thunderbolt-equipped Apollos and 6 total UAD devices Selectable +24 dBu operation for easy compatibility with professional mixing consoles and tape machines Convenient front panel monitoring functions including Alt Speakers, Talkback mic, and assignable Dim or Mono Free, industry-leading technical support — on the phone and online — from knowledgeable audio engineers Specifications Inputs Line Inputs: 6 Balanced ¼ TRS Microphone Inputs: 2 Balanced XLR Instrument (Hi-Z) Inputs: 2 Unbalanced ¼ TS Digital Inputs (Optical TOSLINK): ADAT: 8 channels @ 44.1 – 96 kHz ADAT: 4 channels @ 176.4 – 192 kHz Digital Inputs (RCA): S/PDIF: 2 channels @ 44.1 – 192 kHz A to D Conversion Mic Preamps: Dynamic Range: 122 dB (A-weighted); THD+N: -115 dB (0.00019%) Frequency Response: 20 Hz – 20 kHz, ±0.05 dB Line Inputs: Dynamic Range: 123 dB (A-weighted) THD+N: -113 dB (0.00022%) Frequency Response: 20 Hz – 20 kHz, ±0.04 dB Outputs Line Outputs: 6 Balanced ¼ TRSMonitor Outputs: 2 Balanced ¼ TRSHeadphone Outputs: 2 Stereo ¼ TRSDigital Outputs (Optical TOSLINK):ADAT: 8 channels @ 44.1 – 96 kHzADAT: 4 channels @ 176.4 – 192 kHz Digital Outputs (RCA): S/PDIF: 2 channels @ 44.1 to 192 kHz D to A Conversion Line Outputs: Dynamic Range: 127 dB (A-weighted) THD+N: -118 dB (0.00011%) Frequency Response: 20 Hz – 20 kHz, ±0.07 dB Monitor Outputs: Dynamic Range: 129 dB (A-weighted) THD+N: -118 dB (0.00012%) Frequency Response: 20 Hz – 20 kHz, ±0.06 dB Headphone Outputs: Dynamic Range: 125 dB (A-weighted) THD+N: -102 dB (0.00080%) Frequency Response: 20 Hz – 20 kHz, ±0.05 dB System Requirements ALL: Thunderbolt 3 cable (not included) Internet connection to download software and authorize UAD plug-ins 6 gigabytes available storage Quad Core i7 or better processor recommended For additional compatibility information, visit help.uaudio.com MAC: Available Thunderbolt 1, 2, or 3 port Thunderbolt 1 and 2 connections require an Apple Thunderbolt 3 to Thunderbolt 2 Adapter (not included) macOS 10.12 Sierra, 10.13 High Sierra, 10.14 Mojave, 10.15 Catalina, or 11 Big Sur PC: Available Thunderbolt 3 port Windows 10 (64-Bit Edition) Watch: Introducing Apollo X Thunderbolt 3 Audio Interfaces